{"id":1640,"date":"2026-03-13T09:15:59","date_gmt":"2026-03-13T01:15:59","guid":{"rendered":"https:\/\/jeez-semicon.com\/?p=1640"},"modified":"2026-03-13T09:53:08","modified_gmt":"2026-03-13T01:53:08","slug":"standard-vs-custom-polishing-templates-which-is-right-for-your-wafer-process","status":"publish","type":"post","link":"https:\/\/jeez-semicon.com\/es\/blog\/standard-vs-custom-polishing-templates-which-is-right-for-your-wafer-process\/","title":{"rendered":"Plantillas de pulido est\u00e1ndar frente a personalizadas: \u00bfCu\u00e1l es la m\u00e1s adecuada para su proceso de obleas?"},"content":{"rendered":"<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n<meta charset=\"UTF-8\" \/>\n<meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\" \/>\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n     SEO META TAGS\n     \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<meta name=\"description\" content=\"Deciding between standard and custom polishing templates? Compare cost, lead time, TTV performance, and substrate compatibility. A structured decision guide from Jizhi Electronic Technology Co., Ltd.\" \/>\n<meta name=\"keywords\" content=\"standard vs custom polishing templates, custom polishing template lead time, polishing template cost comparison, wafer polishing template selection, semiconductor polishing template procurement, custom wafer polishing fixture\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jeez-semicon.com\/blog\/Standard-vs-Custom-Polishing-Templates-Which-Is-Right-for-Your-Wafer-Process\" \/>\n\n<!-- Open Graph -->\n<meta property=\"og:title\" content=\"Standard vs. Custom Polishing Templates: Which Is Right for Your Wafer Process?\" \/>\n<meta property=\"og:description\" content=\"A structured cost, lead time, and performance comparison to help semiconductor engineers and procurement teams choose between standard catalog and custom-engineered polishing templates.\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:url\" content=\"https:\/\/jeez-semicon.com\/blog\/Standard-vs-Custom-Polishing-Templates-Which-Is-Right-for-Your-Wafer-Process\" \/>\n\n<!-- Schema -->\n<script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@graph\": [\n    {\n      \"@type\": \"Article\",\n      \"headline\": \"Standard vs. Custom Polishing Templates: Which Is Right for Your Wafer Process?\",\n      \"description\": \"Structured comparison of standard catalog and custom-engineered semiconductor polishing templates, covering cost, lead time, TTV performance, substrate compatibility, and procurement decision frameworks.\",\n      \"author\": {\n        \"@type\": \"Organization\",\n        \"name\": \"Jizhi Electronic Technology Co., Ltd.\",\n        \"url\": \"https:\/\/jeez-semicon.com\"\n      },\n      \"publisher\": {\n        \"@type\": \"Organization\",\n        \"name\": \"Jizhi Electronic Technology Co., Ltd.\",\n        \"url\": \"https:\/\/jeez-semicon.com\"\n      },\n      \"mainEntityOfPage\": {\n        \"@type\": \"WebPage\",\n        \"@id\": \"https:\/\/jeez-semicon.com\/blog\/Standard-vs-Custom-Polishing-Templates-Which-Is-Right-for-Your-Wafer-Process\"\n      }\n    },\n    {\n      \"@type\": \"FAQPage\",\n      \"mainEntity\": [\n        {\n          \"@type\": \"Question\",\n          \"name\": \"When should I use a standard polishing template instead of a custom one?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Standard polishing templates are the right choice when your wafer diameter is 200 mm or 300 mm silicon, your machine platform is a well-established model (Strasbaugh, Peter Wolters, Speedfam), your slurry is a conventional alkaline silica formulation, and your TTV target is above 1.0 \u00b5m. Standard templates offer immediate availability, lower unit cost, and pre-validated performance data \u2014 advantages that outweigh custom engineering when process requirements are met.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"How much more expensive are custom polishing templates compared to standard ones?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Custom polishing templates typically carry a unit price premium of 20\u201360% over comparable standard catalog products, depending on geometry complexity, material grade, and order quantity. However, this comparison is incomplete without accounting for the total cost of ownership: custom templates engineered to your exact process often deliver better TTV yield, longer service life, and reduced downtime from process excursions \u2014 all of which reduce the effective cost per polished wafer.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"Can I switch from a standard to a custom polishing template without re-qualifying my process?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"No. Any change to a polishing template \u2014 whether from standard to custom, or between suppliers \u2014 constitutes a process change that requires formal qualification in most semiconductor manufacturing environments. The qualification scope depends on your process control documentation and quality system requirements. Custom templates designed as dimensional drop-in replacements for an existing standard template minimize qualification scope but do not eliminate it.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What lead time advantage does a standard template have over a custom one?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Standard templates held in stock can ship within 1\u20135 business days. First-article custom templates require 2\u20134 weeks from design approval. However, once a custom design is qualified and released to production, repeat orders are typically fulfilled in 1\u20132 weeks \u2014 comparable to standard template lead times for non-stocked items.\"\n          }\n        }\n      ]\n    }\n  ]\n}\n<\/script>\n\n<style>\n  @import url('https:\/\/fonts.googleapis.com\/css2?family=DM+Serif+Display:ital@0;1&family=DM+Sans:opsz,wght@9..40,300;9..40,400;9..40,500;9..40,600&family=JetBrains+Mono:wght@400;500&display=swap');\n\n  :root {\n    --navy:      #0a1628;\n    --navy-mid:  #112240;\n    --blue:      #1a56db;\n    --blue-lite: #3b82f6;\n    --cyan:      #06b6d4;\n    --slate:     #334155;\n    --muted:     #64748b;\n    --border:    #e2e8f0;\n    --bg:        #f8fafc;\n    --white:     #ffffff;\n    --accent:    #f59e0b;\n    --green:     #10b981;\n    --teal:      #0f766e;\n    --radius:    10px;\n    --shadow:    0 4px 24px rgba(10,22,40,.08);\n    --shadow-lg: 0 12px 48px rgba(10,22,40,.14);\n  }\n\n  *, *::before, *::after { box-sizing: border-box; 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border-color: rgba(255,255,255,.35); color: #fff; }\n  .related-links a::before { content: '\u2197'; font-size: 11px; color: var(--cyan); }\n\n  \/* \u2500\u2500 FAQ \u2500\u2500 *\/\n  .faq-item { border-bottom: 1px solid var(--border); padding: 20px 0; }\n  .faq-item:last-child { border-bottom: none; }\n  .faq-q {\n    font-weight: 600;\n    color: var(--navy-mid);\n    font-size: 16px;\n    margin-bottom: 10px;\n    display: flex;\n    gap: 10px;\n    align-items: flex-start;\n  }\n  .faq-q::before {\n    content: 'Q';\n    font-family: 'JetBrains Mono', monospace;\n    font-size: 12px;\n    color: var(--white);\n    background: var(--blue);\n    border-radius: 4px;\n    padding: 2px 6px;\n    flex-shrink: 0;\n    margin-top: 1px;\n  }\n  .faq-a { font-size: 15px; color: var(--slate); padding-left: 32px; }\n\n  \/* \u2500\u2500 CTA \u2500\u2500 *\/\n  .cta-banner {\n    background: linear-gradient(135deg, #1e3a5f 0%, var(--navy) 100%);\n    border-radius: var(--radius);\n    padding: 44px 40px;\n    text-align: center;\n    color: var(--white);\n    margin: 56px 0 0;\n    box-shadow: var(--shadow-lg);\n    position: relative;\n    overflow: hidden;\n  }\n  .cta-banner::before {\n    content: '';\n    position: absolute; 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color: var(--blue); }\n  .back-to-pillar:hover { border-color: var(--blue); color: var(--blue); }\n\n  \/* \u2500\u2500 Verdict box \u2500\u2500 *\/\n  .verdict {\n    border-radius: var(--radius);\n    border: 2px solid var(--blue);\n    background: #eff6ff;\n    padding: 24px 28px;\n    margin: 32px 0;\n  }\n  .verdict-label {\n    font-family: 'JetBrains Mono', monospace;\n    font-size: 11px;\n    font-weight: 600;\n    letter-spacing: .1em;\n    text-transform: uppercase;\n    color: var(--blue);\n    margin-bottom: 10px;\n  }\n  .verdict p { font-size: 15px; margin: 0; line-height: 1.7; }\n  .verdict strong { color: var(--navy); }\n<\/style>\n<\/head>\n<body>\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 HERO \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<div class=\"hero\">\n  <div class=\"hero-eyebrow\">Procurement &amp; Process Decision Guide<\/div>\n  <p class=\"hero-sub\">A structured, engineering-led comparison of cost, lead time, TTV performance, and substrate fit \u2014 with a decision framework to guide your next procurement choice.<\/p>\n  <p class=\"hero-meta\">\n    <span>Por Jizhi Electronic Technology Co., Ltd.<\/span>\n    <span>\u00b7<\/span>\n    <span>Especialistas en pulido de semiconductores<\/span>\n    <span>\u00b7<\/span>\n    <span>11 min read<\/span>\n  <\/p>\n<\/div>\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 BODY \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<div class=\"page-wrap\">\n\n  <!-- Breadcrumb -->\n  <nav class=\"breadcrumb\" aria-label=\"Migas de pan\">\n    <a href=\"https:\/\/jeez-semicon.com\/es\/blog\/Polishing-Templates-for-Semiconductor-Silicon-Wafer-Processing\/\" target=\"_blank\">\u2190 Plantillas de pulido: Gu\u00eda completa<\/a>\n    <span>\/<\/span>\n    Standard vs. Custom Templates\n  <\/nav>\n\n  <!-- TOC -->\n  <nav class=\"toc-box\" aria-label=\"\u00cdndice\">\n    <h2>\u00cdndice<\/h2>\n    <ol class=\"toc-list\">\n      <li><a href=\"#the-question\">The Right Question to Ask First<\/a><\/li>\n      <li><a href=\"#what-standard\">What Standard Templates Include<\/a><\/li>\n      <li><a href=\"#what-custom\">What Custom Templates Offer<\/a><\/li>\n      <li><a href=\"#head-to-head\">Head-to-Head Comparison<\/a><\/li>\n      <li><a href=\"#scorecard\">Performance Scorecard by Category<\/a><\/li>\n      <li><a href=\"#cost-model\">Total Cost of Ownership Analysis<\/a><\/li>\n      <li><a href=\"#decision-tree\">Decision Framework: 5 Questions<\/a><\/li>\n      <li><a href=\"#when-standard-wins\">Scenarios Where Standard Wins<\/a><\/li>\n      <li><a href=\"#when-custom-wins\">Scenarios Where Custom Wins<\/a><\/li>\n      <li><a href=\"#hybrid\">The Hybrid Approach<\/a><\/li>\n      <li><a href=\"#switching\">Switching Between Standard and Custom<\/a><\/li>\n      <li><a href=\"#faq\">Preguntas frecuentes<\/a><\/li>\n    <\/ol>\n  <\/nav>\n\n  <!-- \u2550\u2550\u2550 SECTION 1 \u2550\u2550\u2550 -->\n  <h2 id=\"the-question\">The Right Question to Ask First<\/h2>\n\n  <p>Every semiconductor fab running a single-side polishing process will eventually face this procurement decision: do we qualify a standard catalog polishing template, or do we engage a supplier for a custom-engineered solution? The framing of this question matters. It is not fundamentally a cost question, nor a lead-time question \u2014 although both are real considerations. It is first and foremost a <strong>process requirements question<\/strong>.<\/p>\n\n  <p>The right starting point is not &#8220;which is cheaper?&#8221; but rather: <em>can a standard template meet my process specifications with acceptable risk?<\/em> If the answer is yes, the standard path is almost always faster, cheaper, and lower-risk. If the answer is no \u2014 or &#8220;probably, but we&#8217;re not sure&#8221; \u2014 then custom engineering moves from being a premium option to a process necessity.<\/p>\n\n  <p>This article provides the structured comparison and decision framework to answer that question rigorously, covering the full lifecycle from initial procurement to production supply. For a deeper understanding of the technical foundations that drive this decision, our <a href=\"https:\/\/jeez-semicon.com\/es\/blog\/Polishing-Templates-for-Semiconductor-Silicon-Wafer-Processing\/\" target=\"_blank\" class=\"text-link-pill\">complete polishing templates guide<\/a> provides the engineering context.<\/p>\n\n  <hr class=\"divider\" \/>\n\n  <!-- \u2550\u2550\u2550 SECTION 2 \u2550\u2550\u2550 -->\n  <h2 id=\"what-standard\">What Standard Polishing Templates Include<\/h2>\n\n  <p>Standard polishing templates are catalog products manufactured to fixed, published specifications covering a defined set of wafer diameters (most commonly 100 mm, 150 mm, 200 mm, and 300 mm), carrier head platforms (Strasbaugh, Peter Wolters AC Series, Speedfam, Lapmaster), and material grades (FR-4, G-10). They are produced in volume against stable, release-controlled drawings, and are available from stock or on short lead times.<\/p>\n\n  <p>The term &#8220;standard&#8221; does not imply &#8220;low performance.&#8221; For the applications they are engineered for, standard templates from a quality manufacturer deliver reliable, repeatable TTV results that satisfy the majority of silicon prime and test wafer polishing requirements. The key word is <em>for the applications they are engineered for<\/em> \u2014 which brings us to the limits of the standard template&#8217;s fit envelope.<\/p>\n\n  <p>Standard templates are defined by three fixed constraints:<\/p>\n\n  <ul>\n    <li><strong>Fixed geometry:<\/strong> Work-hole diameter, depth, count, and pattern are as-cataloged. Carrier plate OD, thickness, and any keying features match the target machine platform exactly \u2014 which means they only fit that platform.<\/li>\n    <li><strong>Fixed material grade:<\/strong> Standard templates are produced in FR-4 or G-10; CXT-grade chemically resistant materials are typically custom-only, because the number of applications requiring them is too diverse to standardize.<\/li>\n    <li><strong>Fixed backing pad specification:<\/strong> Standard templates carry a single backing pad specification validated against the most common process conditions for that diameter. Departures from those conditions \u2014 higher pressure, different slurry, thinner target wafer \u2014 may fall outside the pad&#8217;s validated performance envelope.<\/li>\n  <\/ul>\n\n  <div class=\"callout info\">\n    <span class=\"callout-icon\">\u2139\ufe0f<\/span>\n    <div class=\"callout-body\">\n      <strong>Standard Template Availability<\/strong>\n      Jizhi maintains standard polishing template stock for the most common silicon SSP configurations at 150 mm, 200 mm, and 300 mm on major platform geometries. Contact our team to check current availability and lead times for your specific configuration.\n    <\/div>\n  <\/div>\n\n  <hr class=\"divider\" \/>\n\n  <!-- \u2550\u2550\u2550 SECTION 3 \u2550\u2550\u2550 -->\n  <h2 id=\"what-custom\">What Custom Polishing Templates Offer<\/h2>\n\n  <p>Custom polishing templates are engineered from a blank-sheet specification to match your exact carrier head geometry, wafer final target thickness, substrate material, slurry chemistry, and process performance requirements. Every critical dimension \u2014 work-hole depth, carrier plate bow tolerance, backing pad hardness and thickness, edge enhancement ring geometry \u2014 is determined by your process parameters rather than a catalog constraint.<\/p>\n\n  <p>Custom engineering does not simply mean &#8220;non-standard dimensions.&#8221; It means that the template has been designed as a system, with all parameters chosen in coordination rather than inherited from a fixed product definition. The result is a template that is optimized for your specific process conditions rather than for the broadest common denominator of a market segment.<\/p>\n\n  <p>The trade-off is time and process investment. A custom template requires a specification intake, a design review, first-article fabrication, and a process qualification before it enters production supply. This takes 4\u20138 weeks from initial specification to first production-qualified lot \u2014 significantly longer than pulling a standard template from stock. After qualification, however, repeat supply lead times converge with standard template supply timelines. For the full custom engineering workflow, see our article on <a href=\"https:\/\/jeez-semicon.com\/es\/blog\/Custom-Polishing-Templates-for-Silicon-Wafers-Tailored-to-Your-Carrier-Head-Specs\/\" target=\"_blank\" class=\"text-link-pill\">custom polishing templates for silicon wafers<\/a>.<\/p>\n\n  <hr class=\"divider\" \/>\n\n  <!-- \u2550\u2550\u2550 SECTION 4 \u2550\u2550\u2550 -->\n  <h2 id=\"head-to-head\">Head-to-Head Comparison<\/h2>\n\n  <div class=\"h2h-wrap\">\n    <div class=\"h2h-col\">\n      <div class=\"h2h-head standard\">\ud83d\udce6 Standard Template<\/div>\n      <div class=\"h2h-body\">\n        <div class=\"h2h-row pro\"><span class=\"icon\"><\/span><span>Ships from stock in 1\u20135 business days<\/span><\/div>\n        <div class=\"h2h-row pro\"><span class=\"icon\"><\/span><span>Lower unit cost at high volumes<\/span><\/div>\n        <div class=\"h2h-row pro\"><span class=\"icon\"><\/span><span>Pre-validated performance data from existing customers<\/span><\/div>\n        <div class=\"h2h-row pro\"><span class=\"icon\"><\/span><span>No NRE or engineering engagement fee<\/span><\/div>\n        <div class=\"h2h-row pro\"><span class=\"icon\"><\/span><span>Fastest qualification path for common Si SSP<\/span><\/div>\n        <div class=\"h2h-row con\"><span class=\"icon\"><\/span><span>Limited to catalog diameters and machine platforms<\/span><\/div>\n        <div class=\"h2h-row con\"><span class=\"icon\"><\/span><span>Fixed backing pad \u2014 may not suit all process pressures<\/span><\/div>\n        <div class=\"h2h-row con\"><span class=\"icon\"><\/span><span>No CXT material option for aggressive chemistries<\/span><\/div>\n        <div class=\"h2h-row con\"><span class=\"icon\"><\/span><span>Edge enhancement ring not available<\/span><\/div>\n        <div class=\"h2h-row con\"><span class=\"icon\"><\/span><span>TTV performance limited by catalog geometry<\/span><\/div>\n      <\/div>\n    <\/div>\n    <div class=\"h2h-col\">\n      <div class=\"h2h-head custom\">\u2699\ufe0f Custom Template<\/div>\n      <div class=\"h2h-body\">\n        <div class=\"h2h-row pro\"><span class=\"icon\"><\/span><span>Engineered to exact carrier head and wafer geometry<\/span><\/div>\n        <div class=\"h2h-row pro\"><span class=\"icon\"><\/span><span>All substrate types: Si, SiC, GaAs, glass, ceramic<\/span><\/div>\n        <div class=\"h2h-row pro\"><span class=\"icon\"><\/span><span>CXT-grade available for SiC and aggressive slurries<\/span><\/div>\n        <div class=\"h2h-row pro\"><span class=\"icon\"><\/span><span>Backing pad specified to your exact process parameters<\/span><\/div>\n        <div class=\"h2h-row pro\"><span class=\"icon\"><\/span><span>Edge enhancement ring for &lt;2 mm edge exclusion<\/span><\/div>\n        <div class=\"h2h-row con\"><span class=\"icon\"><\/span><span>2\u20134 week first-article lead time<\/span><\/div>\n        <div class=\"h2h-row con\"><span class=\"icon\"><\/span><span>Requires process qualification before production use<\/span><\/div>\n        <div class=\"h2h-row con\"><span class=\"icon\"><\/span><span>Higher unit cost at low quantities<\/span><\/div>\n        <div class=\"h2h-row neutral\"><span class=\"icon\"><\/span><span>NRE may apply for novel geometries<\/span><\/div>\n        <div class=\"h2h-row neutral\"><span class=\"icon\"><\/span><span>After qualification: repeat lead time \u2248 standard<\/span><\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <hr class=\"divider\" \/>\n\n  <!-- \u2550\u2550\u2550 SECTION 5 \u2550\u2550\u2550 -->\n  <h2 id=\"scorecard\">Performance Scorecard by Category<\/h2>\n\n  <p>The head-to-head comparison above captures the binary advantages and disadvantages. The scorecard below provides a more nuanced view of relative performance across the dimensions that matter most in a procurement decision, rated on a five-point scale for typical applications.<\/p>\n\n  <div class=\"scorecard\">\n    <div class=\"scorecard-head\">\n      <span>Criterion<\/span>\n      <span>Standard<\/span>\n      <span>A medida<\/span>\n      <span>Winner<\/span>\n    <\/div>\n\n    <div class=\"scorecard-row\">\n      <span class=\"criterion\">Initial availability speed<\/span>\n      <span class=\"score\"><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><\/span>\n      <span class=\"score\"><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-empty\"><\/span><span class=\"dot dot-empty\"><\/span><span class=\"dot dot-empty\"><\/span><\/span>\n      <span><span class=\"badge badge-blue\">Standard<\/span><\/span>\n    <\/div>\n\n    <div class=\"scorecard-row\">\n      <span class=\"criterion\">Unit cost (high volume)<\/span>\n      <span class=\"score\"><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-empty\"><\/span><\/span>\n      <span class=\"score\"><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-empty\"><\/span><span class=\"dot dot-empty\"><\/span><\/span>\n      <span><span class=\"badge badge-blue\">Standard<\/span><\/span>\n    <\/div>\n\n    <div class=\"scorecard-row\">\n      <span class=\"criterion\">TTV performance (Si prime)<\/span>\n      <span class=\"score\"><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-empty\"><\/span><\/span>\n      <span class=\"score\"><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><\/span>\n      <span><span class=\"badge badge-green\">A medida<\/span><\/span>\n    <\/div>\n\n    <div class=\"scorecard-row\">\n      <span class=\"criterion\">Edge profile control<\/span>\n      <span class=\"score\"><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-empty\"><\/span><span class=\"dot dot-empty\"><\/span><\/span>\n      <span class=\"score\"><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><\/span>\n      <span><span class=\"badge badge-green\">A medida<\/span><\/span>\n    <\/div>\n\n    <div class=\"scorecard-row\">\n      <span class=\"criterion\">Substrate compatibility range<\/span>\n      <span class=\"score\"><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-empty\"><\/span><span class=\"dot dot-empty\"><\/span><span class=\"dot dot-empty\"><\/span><\/span>\n      <span class=\"score\"><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><\/span>\n      <span><span class=\"badge badge-green\">A medida<\/span><\/span>\n    <\/div>\n\n    <div class=\"scorecard-row\">\n      <span class=\"criterion\">Chemical resistance (SiC, III-V)<\/span>\n      <span class=\"score\"><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-empty\"><\/span><span class=\"dot dot-empty\"><\/span><span class=\"dot dot-empty\"><\/span><\/span>\n      <span class=\"score\"><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><\/span>\n      <span><span class=\"badge badge-green\">A medida<\/span><\/span>\n    <\/div>\n\n    <div class=\"scorecard-row\">\n      <span class=\"criterion\">Procurement process simplicity<\/span>\n      <span class=\"score\"><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><\/span>\n      <span class=\"score\"><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-empty\"><\/span><span class=\"dot dot-empty\"><\/span><\/span>\n      <span><span class=\"badge badge-blue\">Standard<\/span><\/span>\n    <\/div>\n\n    <div class=\"scorecard-row\">\n      <span class=\"criterion\">Repeat supply lead time (post-qual)<\/span>\n      <span class=\"score\"><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><\/span>\n      <span class=\"score\"><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-empty\"><\/span><\/span>\n      <span><span class=\"badge badge-slate\">Tie<\/span><\/span>\n    <\/div>\n\n    <div class=\"scorecard-row\">\n      <span class=\"criterion\">Total cost of ownership (advanced process)<\/span>\n      <span class=\"score\"><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-empty\"><\/span><span class=\"dot dot-empty\"><\/span><\/span>\n      <span class=\"score\"><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><span class=\"dot dot-fill\"><\/span><\/span>\n      <span><span class=\"badge badge-green\">A medida<\/span><\/span>\n    <\/div>\n\n  <\/div>\n\n  <hr class=\"divider\" \/>\n\n  <!-- \u2550\u2550\u2550 SECTION 6 \u2550\u2550\u2550 -->\n  <h2 id=\"cost-model\">Total Cost of Ownership: Beyond Unit Price<\/h2>\n\n  <p>Unit price is the most visible cost difference between standard and custom polishing templates, but it is frequently the least important factor in a properly scoped total cost of ownership (TCO) analysis. The following framework captures the full cost picture across a 12-month production period, illustrating why custom templates often deliver lower effective cost per polished wafer in advanced or high-specification applications \u2014 despite higher unit prices.<\/p>\n\n  <div class=\"table-wrap\">\n    <table>\n      <thead>\n        <tr>\n          <th>Cost Element<\/th>\n          <th>Standard Template<\/th>\n          <th>Custom Template<\/th>\n          <th>Notas<\/th>\n        <\/tr>\n      <\/thead>\n      <tbody>\n        <tr>\n          <td><strong>Unit purchase price<\/strong><\/td>\n          <td>Baseline (1.0\u00d7)<\/td>\n          <td>1.2\u00d7\u20131.6\u00d7 baseline<\/td>\n          <td>Custom premium varies by geometry complexity<\/td>\n        <\/tr>\n        <tr>\n          <td><strong>NRE \/ engineering fee<\/strong><\/td>\n          <td>Ninguno<\/td>\n          <td>$0\u2013$2,000 (one-time)<\/td>\n          <td>Amortized over production volume; often waived for standard geometry variants<\/td>\n        <\/tr>\n        <tr>\n          <td><strong>Qualification wafer cost<\/strong><\/td>\n          <td>Low (1\u20132 lots)<\/td>\n          <td>Moderate (2\u20134 lots)<\/td>\n          <td>Custom may require additional qualification lots if first-article iteration needed<\/td>\n        <\/tr>\n        <tr>\n          <td><strong>Yield loss from TTV excursions<\/strong><\/td>\n          <td>Higher risk if spec is marginal<\/td>\n          <td>Lower \u2014 optimized to process<\/td>\n          <td>Even 0.1% yield improvement on 300 mm prime wafers offsets significant template cost premium<\/td>\n        <\/tr>\n        <tr>\n          <td><strong>Template replacement frequency<\/strong><\/td>\n          <td>Standard cycle life<\/td>\n          <td>Often extended<\/td>\n          <td>Custom CXT-grade templates in SiC applications can last 2\u20133\u00d7 longer than standard FR-4<\/td>\n        <\/tr>\n        <tr>\n          <td><strong>Downtime from process excursions<\/strong><\/td>\n          <td>Higher risk (marginal fit)<\/td>\n          <td>Lower (optimized fit)<\/td>\n          <td>Polisher downtime for investigation and re-qualification is a significant hidden cost<\/td>\n        <\/tr>\n        <tr class=\"highlight\">\n          <td><strong>Effective cost per polished wafer<\/strong><\/td>\n          <td>Lower for standard Si SSP<\/td>\n          <td>Lower for advanced \/ non-Si<\/td>\n          <td>Breakeven point shifts with wafer value and process specification stringency<\/td>\n        <\/tr>\n      <\/tbody>\n    <\/table>\n  <\/div>\n  <p class=\"cost-note\">* Cost multiples are indicative. Actual figures depend on wafer diameter, material grade, order volume, and specific application requirements. Request a formal quotation for application-specific cost modeling.<\/p>\n\n  <div class=\"callout tip\">\n    <span class=\"callout-icon\">\ud83d\udca1<\/span>\n    <div class=\"callout-body\">\n      <strong>The Yield Math<\/strong>\n      On a 300 mm silicon prime wafer valued at $150\u2013$300 per wafer, a TTV improvement of 0.3 \u00b5m that rescues 0.5% of previously out-of-spec wafers saves $0.75\u2013$1.50 per wafer processed. At 10,000 wafers per month, that is $7,500\u2013$15,000 per month in recovered yield \u2014 far exceeding any realistic custom template price premium.\n    <\/div>\n  <\/div>\n\n  <hr class=\"divider\" \/>\n\n  <!-- \u2550\u2550\u2550 SECTION 7 \u2550\u2550\u2550 -->\n  <h2 id=\"decision-tree\">Decision Framework: 5 Questions to Guide Your Choice<\/h2>\n\n  <p>The following five questions lead to a well-reasoned procurement decision for the majority of polishing template applications. Work through them in order \u2014 an early &#8220;custom required&#8221; answer makes subsequent questions less relevant.<\/p>\n\n  <!-- Q1 -->\n  <div class=\"decision-tree\">\n    <div class=\"dt-question\">\n      <span class=\"qnum\">Q1<\/span>\n      <span>Is your wafer diameter and machine platform covered by a standard catalog template?<\/span>\n    <\/div>\n    <div class=\"dt-answers\">\n      <div class=\"dt-answer\">\n        <span class=\"ans-label ans-yes\">YES<\/span>\n        <div class=\"ans-body\">\n          <strong>Proceed to Q2<\/strong>\n          <p>Common platforms (Strasbaugh, Peter Wolters, Speedfam) at 150\u2013300 mm Si are typically covered. Verify carrier head model compatibility before assuming catalog fit.<\/p>\n        <\/div>\n      <\/div>\n      <div class=\"dt-answer\">\n        <span class=\"ans-label ans-no\">NO<\/span>\n        <div class=\"ans-body\">\n          <strong>\u2192 Custom required<\/strong>\n          <p>Non-catalog carrier head geometry, non-standard wafer OD, or multi-pocket configurations for small diameters all require custom engineering. No further evaluation needed.<\/p>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <!-- Q2 -->\n  <div class=\"decision-tree\">\n    <div class=\"dt-question\">\n      <span class=\"qnum\">Q2<\/span>\n      <span>Is your substrate material silicon (Si), and is your slurry alkaline (pH 8\u201312)?<\/span>\n    <\/div>\n    <div class=\"dt-answers\">\n      <div class=\"dt-answer\">\n        <span class=\"ans-label ans-yes\">YES<\/span>\n        <div class=\"ans-body\">\n          <strong>Proceed to Q3<\/strong>\n          <p>Standard FR-4 templates are chemically compatible. Material selection is not a disqualifying factor.<\/p>\n        <\/div>\n      <\/div>\n      <div class=\"dt-answer\">\n        <span class=\"ans-label ans-no\">NO<\/span>\n        <div class=\"ans-body\">\n          <strong>\u2192 Custom likely required<\/strong>\n          <p>SiC, GaAs, or acidic slurry chemistries (pH &lt;5) require CXT-grade material \u2014 only available in custom configurations. Review our <a href=\"https:\/\/jeez-semicon.com\/es\/blog\/FR-4-vs-G-10-Fiberglass-Polishing-Templates-Material-Properties-Selection-Guide\/\" target=\"_blank\">material guide<\/a> for pH compatibility details.<\/p>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <!-- Q3 -->\n  <div class=\"decision-tree\">\n    <div class=\"dt-question\">\n      <span class=\"qnum\">Q3<\/span>\n      <span>Is your TTV target above 1.0 \u00b5m across the full wafer diameter?<\/span>\n    <\/div>\n    <div class=\"dt-answers\">\n      <div class=\"dt-answer\">\n        <span class=\"ans-label ans-yes\">YES<\/span>\n        <div class=\"ans-body\">\n          <strong>Proceed to Q4<\/strong>\n          <p>Standard templates are typically validated to 1.0\u20132.0 \u00b5m TTV for well-maintained processes. Your target is within standard territory.<\/p>\n        <\/div>\n      <\/div>\n      <div class=\"dt-answer\">\n        <span class=\"ans-label ans-no\">NO<\/span>\n        <div class=\"ans-body\">\n          <strong>\u2192 Custom recommended<\/strong>\n          <p>TTV targets below 1.0 \u00b5m require tight carrier plate bow specification (\u22645 \u00b5m) and optimized backing pad uniformity \u2014 typically only achievable through custom engineering. Catalog templates may pass initial qualification but show lot-to-lot TTV drift.<\/p>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <!-- Q4 -->\n  <div class=\"decision-tree\">\n    <div class=\"dt-question\">\n      <span class=\"qnum\">Q4<\/span>\n      <span>Is your edge exclusion requirement above 2 mm, and is edge rolloff not a current process concern?<\/span>\n    <\/div>\n    <div class=\"dt-answers\">\n      <div class=\"dt-answer\">\n        <span class=\"ans-label ans-yes\">YES<\/span>\n        <div class=\"ans-body\">\n          <strong>Proceed to Q5<\/strong>\n          <p>Standard template edge geometry is adequate for edge exclusion \u2265 2 mm in most silicon SSP applications.<\/p>\n        <\/div>\n      <\/div>\n      <div class=\"dt-answer\">\n        <span class=\"ans-label ans-no\">NO<\/span>\n        <div class=\"ans-body\">\n          <strong>\u2192 Custom with EER recommended<\/strong>\n          <p>Edge exclusion targets below 2 mm, or persistent edge rolloff in your current process, indicate a need for edge enhancement ring (EER) design. Standard templates do not offer this feature. See our article on <a href=\"https:\/\/jeez-semicon.com\/es\/blog\/How-Polishing-Template-Edge-Design-Controls-Wafer-Edge-Profile-Reduces-Edge-Exclusion\/\" target=\"_blank\">edge profile control<\/a> for engineering details.<\/p>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <!-- Q5 -->\n  <div class=\"decision-tree\">\n    <div class=\"dt-question\">\n      <span class=\"qnum\">Q5<\/span>\n      <span>Can you absorb a 2\u20134 week lead time for first qualification, or do you need product within the week?<\/span>\n    <\/div>\n    <div class=\"dt-answers\">\n      <div class=\"dt-answer\">\n        <span class=\"ans-label ans-yes\">YES<\/span>\n        <div class=\"ans-body\">\n          <strong>\u2192 Either path viable \u2014 choose on TCO<\/strong>\n          <p>If you have answered YES to all previous questions and can accept the custom lead time, evaluate on total cost of ownership. For advanced Si or tight-spec applications, custom will typically deliver better long-run economics.<\/p>\n        <\/div>\n      <\/div>\n      <div class=\"dt-answer\">\n        <span class=\"ans-label ans-no\">NO<\/span>\n        <div class=\"ans-body\">\n          <strong>\u2192 Standard for now, qualify custom in parallel<\/strong>\n          <p>Use a standard template to meet immediate production demand while simultaneously initiating a custom qualification program. This is the most common approach for engineering-driven process improvements.<\/p>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <hr class=\"divider\" \/>\n\n  <!-- \u2550\u2550\u2550 SECTION 8 \u2550\u2550\u2550 -->\n  <h2 id=\"when-standard-wins\">Scenarios Where Standard Templates Are the Correct Choice<\/h2>\n\n  <p>Despite the performance advantages of custom engineering for many applications, standard polishing templates are the right choice \u2014 and sometimes the only practical choice \u2014 in a well-defined set of circumstances.<\/p>\n\n  <h3>New Process Development and Early R&#038;D<\/h3>\n  <p>When a polishing process is in early development, the process parameters are unstable and the specification targets are provisional. Committing to a custom template design at this stage locks in geometry choices that may need to change as the process matures. Standard templates provide a stable, well-characterized baseline from which process development can proceed, with custom optimization deferred until the process is approaching production readiness. This approach also eliminates the risk of custom template re-engineering costs when process parameters are revised mid-development.<\/p>\n\n  <h3>Emergency or Unplanned Stock-Outs<\/h3>\n  <p>Semiconductor fabs occasionally face unplanned consumable stock-outs due to supply chain disruptions, demand spikes, or unexpected template wear acceleration. In these situations, standard templates available from stock are the only viable short-term solution. A well-managed consumable inventory program \u2014 discussed in our article on <a href=\"https:\/\/jeez-semicon.com\/es\/blog\/How-to-Extend-Polishing-Template-Lifespan-Best-Practices-for-Semiconductor-Fabs\/\" target=\"_blank\" class=\"text-link-pill\">polishing template lifespan and replacement planning<\/a> \u2014 includes standard template safety stock to protect against custom supply interruptions.<\/p>\n\n  <h3>High-Volume Commodity Silicon Polishing<\/h3>\n  <p>For commodity silicon wafer production at 200 mm and 300 mm where the TTV target is in the 1.5\u20133.0 \u00b5m range, the incremental TTV improvement achievable through custom engineering does not generate sufficient yield recovery to offset the custom premium at high volumes. Standard templates at scale typically offer the lowest effective cost per polished wafer for commodity specifications.<\/p>\n\n  <h3>Evaluation and Benchmarking<\/h3>\n  <p>When evaluating a new polishing machine platform or benchmarking polishing performance against a known reference, starting with a validated standard template removes template variability from the experiment. Once the machine baseline is established, custom templates can be introduced as a controlled process variable.<\/p>\n\n  <hr class=\"divider\" \/>\n\n  <!-- \u2550\u2550\u2550 SECTION 9 \u2550\u2550\u2550 -->\n  <h2 id=\"when-custom-wins\">Scenarios Where Custom Templates Deliver Decisive Advantages<\/h2>\n\n  <h3>Silicon Carbide (SiC) and Compound Semiconductor Polishing<\/h3>\n  <p>This is the clearest case for custom engineering. SiC CMP with KMnO\u2084-based slurry at pH 2\u20134 is chemically incompatible with standard FR-4 templates. Delamination, dimensional instability, and slurry contamination from carrier plate material degradation are consistently observed within 10\u201320 polishing cycles on standard templates in this environment. CXT-grade custom templates solve the chemistry problem entirely and deliver template lives of 50\u2013100+ cycles in production SiC applications. The economic case is unambiguous. Read the full technical analysis in our dedicated guide to <a href=\"https:\/\/jeez-semicon.com\/es\/blog\/SiC-Wafer-Polishing-Templates-Chemically-Resistant-Solutions-for-Silicon-Carbide-Processing\/\" target=\"_blank\" class=\"text-link-pill\">Plantillas de pulido de obleas de SiC<\/a>.<\/p>\n\n  <h3>Advanced Logic and Memory Applications (&lt;1.0 \u00b5m TTV)<\/h3>\n  <p>Leading-edge device fabrication at 5 nm node and below imposes TTV requirements that standard templates struggle to meet consistently across production lots. Lot-to-lot variation in standard catalog templates \u2014 arising from raw material variability in FR-4\/G-10 dielectric properties and backing pad compound batches \u2014 produces TTV excursions that are difficult to distinguish from process drift. Custom templates with tighter incoming material specifications and per-lot CMM inspection provide the dimensional consistency that advanced silicon applications require.<\/p>\n\n  <h3>Legacy or OEM Machine Platforms<\/h3>\n  <p>Semiconductor fabs frequently run legacy polishing machines that predate current catalog standards, or machines from OEM manufacturers whose carrier head geometries are not covered by any standard catalog. For these platforms, custom engineering is not a performance optimization \u2014 it is the only procurement path available.<\/p>\n\n  <h3>Tight Edge Exclusion Requirements<\/h3>\n  <p>As device layouts push closer to the wafer edge to maximize die yield, the 3 mm edge exclusion that was standard for 200 mm silicon in the early 2000s has given way to 1.5 mm and 1.0 mm requirements on advanced 300 mm processes. Standard templates without edge enhancement ring (EER) features cannot reliably achieve sub-2 mm edge exclusion. Custom EER-integrated templates \u2014 designed to the exact edge profile specification of the device layer \u2014 provide the edge flatness control that advanced process nodes require. Our article on <a href=\"https:\/\/jeez-semicon.com\/es\/blog\/How-Polishing-Template-Edge-Design-Controls-Wafer-Edge-Profile-Reduces-Edge-Exclusion\/\" target=\"_blank\" class=\"text-link-pill\">edge profile and edge exclusion control<\/a> covers the engineering design principles in detail.<\/p>\n\n  <hr class=\"divider\" \/>\n\n  <!-- \u2550\u2550\u2550 SECTION 10 \u2550\u2550\u2550 -->\n  <h2 id=\"hybrid\">The Hybrid Approach: Standard Today, Custom Tomorrow<\/h2>\n\n  <p>In practice, many semiconductor manufacturers use a hybrid strategy that captures the speed and cost advantages of standard templates while building toward the performance benefits of custom engineering. The typical sequence looks like this:<\/p>\n\n  <ol>\n    <li style=\"margin-bottom: 12px;\"><strong>Production launch with standard templates.<\/strong> Get the process running quickly using catalog products. Establish baseline TTV, edge profile, and template cycle life data under production conditions.<\/li>\n    <li style=\"margin-bottom: 12px;\"><strong>Collect process data.<\/strong> Run 3\u20136 months of production with systematic SPC monitoring of TTV, SFQR, and edge profile. Identify which performance gaps, if any, are consistently template-related versus other process variable contributions.<\/li>\n    <li style=\"margin-bottom: 12px;\"><strong>Submit custom engineering specification based on real data.<\/strong> Use the baseline production data \u2014 not engineering estimates \u2014 to define the custom template specification. Work-hole depth, backing pad hardness, and EER geometry are all specified against measured process performance rather than theoretical targets.<\/li>\n    <li style=\"margin-bottom: 12px;\"><strong>Qualify custom template in parallel with standard supply.<\/strong> Run the custom template qualification while standard template production continues uninterrupted. This eliminates any supply risk during the qualification period.<\/li>\n    <li style=\"margin-bottom: 0;\"><strong>Transition fully to custom once qualified.<\/strong> Maintain standard template safety stock for emergency coverage. Review the custom template specification annually as the process evolves.<\/li>\n  <\/ol>\n\n  <div class=\"verdict\">\n    <div class=\"verdict-label\">\u2696\ufe0f Strategic Recommendation<\/div>\n    <p>The hybrid approach is particularly well-suited to <strong>SiC and compound semiconductor applications entering production scale-up<\/strong>, where the process is still maturing but the chemical incompatibility of standard templates is a known risk. Start with the best-available standard template for the chemistry, collect failure mode data, and design the first custom CXT-grade template against confirmed field failure data rather than theoretical compatibility concerns alone.<\/p>\n  <\/div>\n\n  <hr class=\"divider\" \/>\n\n  <!-- \u2550\u2550\u2550 SECTION 11 \u2550\u2550\u2550 -->\n  <h2 id=\"switching\">Switching Between Standard and Custom: What You Need to Know<\/h2>\n\n  <p>Whether transitioning from standard to custom or returning from custom to standard in a supply disruption scenario, the change management process is the same: any template change is a process change and must be treated accordingly under your quality management system.<\/p>\n\n  <h3>Qualification Scope for Template Changes<\/h3>\n  <p>The scope of re-qualification depends on the degree of change. A custom template designed as a dimensional drop-in replacement for an existing standard template \u2014 identical carrier plate OD, thickness, and backing pad spec, only differing in work-hole depth by 5 \u00b5m \u2014 may qualify on a single lot with statistical comparison to the existing baseline. A template with new material grade (FR-4 to CXT), different backing pad hardness, or added EER geometry constitutes a larger process change and typically requires 3\u20135 qualification lots with full TTV, SFQR, and edge profile characterization.<\/p>\n\n  <h3>Traceability and Change Control<\/h3>\n  <p>Document the template transition under your engineering change order (ECO) system. Key documentation to capture includes the Jizhi part number and revision of both the outgoing and incoming template, lot numbers used during qualification, baseline and post-change TTV and edge profile data, and any process recipe adjustments made in response to the template change. This documentation becomes critical if a yield excursion occurs weeks or months after the transition, when the template change may not be immediately obvious as a candidate root cause.<\/p>\n\n  <p>Maintaining consistent contamination control practices through any template transition is equally important \u2014 our guide to <a href=\"https:\/\/jeez-semicon.com\/es\/blog\/Contamination-Control-in-Polishing-Templates-Clean-Room-Assembly-Particle-Prevention\/\" target=\"_blank\" class=\"text-link-pill\">control de la contaminaci\u00f3n en las plantillas de pulido<\/a> outlines the handling and storage protocols that apply regardless of template type.<\/p>\n\n  <!-- Related articles -->\n  <div class=\"related-box\">\n    <h3>\ud83d\udcd6 Art\u00edculos t\u00e9cnicos relacionados<\/h3>\n    <p>Deepen your understanding of polishing template selection, engineering, and process performance:<\/p>\n    <div class=\"related-links\">\n      <a href=\"https:\/\/jeez-semicon.com\/es\/blog\/Custom-Polishing-Templates-for-Silicon-Wafers-Tailored-to-Your-Carrier-Head-Specs\/\" target=\"_blank\">Custom Template Engineering Guide<\/a>\n      <a href=\"https:\/\/jeez-semicon.com\/es\/blog\/How-to-Specify-a-Polishing-Template-6-Parameters-Engineers-Must-Define\/\" target=\"_blank\">Gu\u00eda de especificaciones de 6 par\u00e1metros<\/a>\n      <a href=\"https:\/\/jeez-semicon.com\/es\/blog\/FR-4-vs-G-10-Fiberglass-Polishing-Templates-Material-Properties-Selection-Guide\/\" target=\"_blank\">Gu\u00eda de materiales FR-4 vs G-10<\/a>\n      <a href=\"https:\/\/jeez-semicon.com\/es\/blog\/SiC-Wafer-Polishing-Templates-Chemically-Resistant-Solutions-for-Silicon-Carbide-Processing\/\" target=\"_blank\">Plantillas de pulido SiC<\/a>\n      <a href=\"https:\/\/jeez-semicon.com\/es\/blog\/How-Polishing-Template-Edge-Design-Controls-Wafer-Edge-Profile-Reduces-Edge-Exclusion\/\" target=\"_blank\">Perfil del canto y dise\u00f1o EER<\/a>\n      <a href=\"https:\/\/jeez-semicon.com\/es\/blog\/Contamination-Control-in-Polishing-Templates-Clean-Room-Assembly-Particle-Prevention\/\" target=\"_blank\">Control de la contaminaci\u00f3n<\/a>\n    <\/div>\n  <\/div>\n\n  <hr class=\"divider\" \/>\n\n  <!-- \u2550\u2550\u2550 FAQ \u2550\u2550\u2550 -->\n  <h2 id=\"faq\">Preguntas frecuentes<\/h2>\n\n  <div class=\"faq-item\">\n    <div class=\"faq-q\">When should I use a standard polishing template instead of a custom one?<\/div>\n    <div class=\"faq-a\">Standard polishing templates are the right choice when your wafer diameter is 200 mm or 300 mm silicon, your machine platform is a well-established model (Strasbaugh, Peter Wolters, Speedfam), your slurry is a conventional alkaline silica formulation (pH 8\u201312), and your TTV target is above 1.0 \u00b5m. Standard templates offer immediate availability, lower unit cost, and pre-validated performance data \u2014 advantages that outweigh custom engineering when process requirements are comfortably met.<\/div>\n  <\/div>\n\n  <div class=\"faq-item\">\n    <div class=\"faq-q\">How much more expensive are custom polishing templates compared to standard ones?<\/div>\n    <div class=\"faq-a\">Custom polishing templates typically carry a unit price premium of 20\u201360% over comparable standard catalog products, depending on geometry complexity, material grade, and order quantity. However, this comparison is incomplete without accounting for total cost of ownership: custom templates engineered to your exact process often deliver better TTV yield, longer service life, and reduced downtime from process excursions \u2014 all of which reduce the effective cost per polished wafer, frequently to below the equivalent standard template cost over a 12-month production period.<\/div>\n  <\/div>\n\n  <div class=\"faq-item\">\n    <div class=\"faq-q\">Can I switch from a standard to a custom polishing template without re-qualifying my process?<\/div>\n    <div class=\"faq-a\">No. Any change to a polishing template \u2014 whether from standard to custom, or between suppliers \u2014 constitutes a process change that requires formal qualification under most semiconductor manufacturing quality systems. The qualification scope depends on the degree of change: a dimensional drop-in replacement may qualify on a single lot, while a new material grade or added EER feature typically requires 3\u20135 qualification lots with full TTV and edge profile characterization.<\/div>\n  <\/div>\n\n  <div class=\"faq-item\">\n    <div class=\"faq-q\">What lead time advantage does a standard template have over a custom one?<\/div>\n    <div class=\"faq-a\">Standard templates held in stock can ship within 1\u20135 business days. First-article custom templates require 2\u20134 weeks from design approval. However, once a custom design is qualified and released to production, repeat orders are typically fulfilled in 1\u20132 weeks \u2014 comparable to standard template lead times for non-stocked items. The lead time advantage of standard templates is primarily relevant during the initial qualification phase.<\/div>\n  <\/div>\n\n  <div class=\"faq-item\">\n    <div class=\"faq-q\">Is it possible to use both standard and custom templates in the same fab?<\/div>\n    <div class=\"faq-a\">Yes, and this is common practice. Most semiconductor fabs run standard templates on legacy or commodity silicon lines where the cost-performance trade-off favors catalog products, while qualifying custom templates on advanced process nodes, non-silicon substrates, or new machine platforms where standard templates cannot meet process specifications. Maintaining both in inventory requires clear part number segregation and process documentation to prevent mix-ups.<\/div>\n  <\/div>\n\n  <!-- CTA -->\n  <div class=\"cta-banner\">\n    <h2>Solicite presupuesto para sus necesidades de plantillas de pulido<\/h2>\n    <p>Not sure whether standard or custom is right for your application? Share your wafer specifications and process parameters \u2014 our engineering team will recommend the optimal solution and provide a competitive quote within 48 hours.<\/p>\n    <a href=\"https:\/\/jeez-semicon.com\/es\/contact\/\" class=\"cta-btn\" target=\"_blank\">\n      P\u00f3ngase en contacto con nosotros para solicitar un presupuesto \u2192\n    <\/a>\n  <\/div>\n\n  <!-- Back to pillar -->\n  <a href=\"https:\/\/jeez-semicon.com\/es\/blog\/Polishing-Templates-for-Semiconductor-Silicon-Wafer-Processing\/\" target=\"_blank\" class=\"back-to-pillar\">\n    Volver a Plantillas de pulido: Gu\u00eda completa\n  <\/a>\n\n<\/div><!-- \/.page-wrap -->\n<\/body>\n<\/html>","protected":false},"excerpt":{"rendered":"<p>Procurement &amp; Process Decision Guide A structured, engineering-led comparison of cost, lead time, TTV performance, and substrate fit \u2014 with a decision framework to guide your next procurement choice. By  &#8230;<\/p>","protected":false},"author":1,"featured_media":1682,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[9,59],"tags":[],"class_list":["post-1640","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-industry"],"acf":[],"_links":{"self":[{"href":"https:\/\/jeez-semicon.com\/es\/wp-json\/wp\/v2\/posts\/1640","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jeez-semicon.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jeez-semicon.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jeez-semicon.com\/es\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jeez-semicon.com\/es\/wp-json\/wp\/v2\/comments?post=1640"}],"version-history":[{"count":3,"href":"https:\/\/jeez-semicon.com\/es\/wp-json\/wp\/v2\/posts\/1640\/revisions"}],"predecessor-version":[{"id":1679,"href":"https:\/\/jeez-semicon.com\/es\/wp-json\/wp\/v2\/posts\/1640\/revisions\/1679"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jeez-semicon.com\/es\/wp-json\/wp\/v2\/media\/1682"}],"wp:attachment":[{"href":"https:\/\/jeez-semicon.com\/es\/wp-json\/wp\/v2\/media?parent=1640"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jeez-semicon.com\/es\/wp-json\/wp\/v2\/categories?post=1640"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jeez-semicon.com\/es\/wp-json\/wp\/v2\/tags?post=1640"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}