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      "title": "What ceramic resists thermal shock in manufacturing fixtures?",
      "description": "Thermal shock resistance is set by a combination of low expansion, high conductivity, and adequate fracture toughness. Across the Doceram portfolio, Volcera® 141 leads on this single number by a wide margin.",
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      "title": "What's the best electrical insulator for high temperatures?",
      "description": "Polymers carbonize, dielectric coatings spall, and most ceramics lose resistivity as they heat. High-purity alumina (A-132) holds insulation properties up to 1,700 °C — the portfolio's high-temperature insulator.",
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      "title": "Why does my furnace tooling deform at high temperature?",
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      "title": "Why do my locating pins gall against the workpiece?",
      "description": "Galling is adhesive metal-on-metal transfer driven by metallurgical compatibility. Ceramic pins eliminate it against most steels — but cast aluminum is soft enough to smear onto a ceramic surface, which is why we run DLC-coated steel pins for cast-aluminum work.",
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      "title": "Which ceramic survives repeated impact loading?",
      "description": "Ceramic toughness is the controlling property under shock loading, and zirconia (Cerazur®) leads the portfolio by a wide margin. Transformation toughening absorbs crack-tip energy that would propagate through alumina or silicon nitride.",
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      "title": "When should I use ceramic instead of tungsten carbide?",
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      "title": "Need a non-conductive, non-magnetic dowel pin?",
      "description": "Z101 zirconia dowel pins follow DIN 6325 and ISO 2338 dimensional standards but are fully dielectric, fully non-magnetic, and dimensionally stable through thermal cycling — drop-in replacements for steel where the workpiece can't tolerate steel.",
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      "section": "Problem pages",
      "title": "What material is safe for handling battery cells?",
      "description": "Battery fixturing is a safety-critical specification. The dominant requirement is no metallic contamination — a single metal particle in a cell can cause an internal short months or years later in the field.",
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      "title": "What ceramic is best for wafer-handling fixtures?",
      "description": "Wafer fixturing is set by three constraints — particle generation, dimensional stability, and dielectric isolation. Cerazur® is the default for end effectors and handling; A-132 is the default for high-temperature process tooling.",
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      "title": "How do I choose between alumina, zirconia, and silicon nitride?",
      "description": "Three materials, three envelopes. Pick by the controlling failure mode in your application: max temperature → A-132 alumina; impact and toughness → Cerazur® zirconia; thermal shock and welding → Volcera® 141 silicon nitride.",
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      "priority": 0.8,
      "changefreq": "monthly"
    },
    {
      "url": "https://endurance-ceramics.com/problems/ceramic-vs-steel-fixture",
      "path": "/problems/ceramic-vs-steel-fixture",
      "section": "Problem pages",
      "title": "When does it make sense to switch from steel to ceramic fixturing?",
      "description": "The crossover point isn't a unit-price comparison. It's the consumable-replacement frequency in your cell. Three thresholds — change cadence, scrap from drift, quality complaints — make the conversion decision concrete.",
      "lastmod": "2026-05-14",
      "priority": 0.8,
      "changefreq": "monthly"
    },
    {
      "url": "https://endurance-ceramics.com/why/alumina-impact-fails",
      "path": "/why/alumina-impact-fails",
      "section": "Failure-mode pages",
      "title": "Why does alumina (A-132) crack under impact?",
      "description": "Alumina is the hardest, hottest, most insulating ceramic we sell — and the wrong choice the moment you put it under shock loading.",
      "lastmod": "2026-05-14",
      "priority": 0.8,
      "changefreq": "monthly"
    },
    {
      "url": "https://endurance-ceramics.com/why/zirconia-thermal-shock-cracks",
      "path": "/why/zirconia-thermal-shock-cracks",
      "section": "Failure-mode pages",
      "title": "Why does zirconia crack from thermal shock?",
      "description": "Zirconia is the toughest oxide ceramic we offer — and it has a hard ceiling around a 280 °C temperature swing.",
      "lastmod": "2026-05-14",
      "priority": 0.8,
      "changefreq": "monthly"
    },
    {
      "url": "https://endurance-ceramics.com/why/steel-weld-pin-deforms",
      "path": "/why/steel-weld-pin-deforms",
      "section": "Failure-mode pages",
      "title": "Why do steel weld pins mushroom and lose tolerance?",
      "description": "Steel softens above ~500 °C. Resistance welding puts every contact point past that — the surprise is that it takes thousands of cycles, not tens.",
      "lastmod": "2026-05-14",
      "priority": 0.8,
      "changefreq": "monthly"
    },
    {
      "url": "https://endurance-ceramics.com/why/copper-nozzle-spatter-bonds",
      "path": "/why/copper-nozzle-spatter-bonds",
      "section": "Failure-mode pages",
      "title": "Why does weld spatter bond to copper and brass nozzles?",
      "description": "It's not your operators or your anti-spatter compound. Molten weld metal is metallurgically compatible with copper — they bond on contact.",
      "lastmod": "2026-05-14",
      "priority": 0.8,
      "changefreq": "monthly"
    },
    {
      "url": "https://endurance-ceramics.com/why/anti-spatter-compound-fails",
      "path": "/why/anti-spatter-compound-fails",
      "section": "Failure-mode pages",
      "title": "Why does anti-spatter compound stop working?",
      "description": "Anti-spatter is a thermal sacrifice layer. It works for the first few cycles after each application — and then it's gone.",
      "lastmod": "2026-05-14",
      "priority": 0.8,
      "changefreq": "monthly"
    },
    {
      "url": "https://endurance-ceramics.com/why/tungsten-carbide-pin-shatters",
      "path": "/why/tungsten-carbide-pin-shatters",
      "section": "Failure-mode pages",
      "title": "Why do tungsten carbide pins shatter under impact?",
      "description": "Carbide is harder than zirconia but less tough. The same property that makes it last in cutting tools makes it fragile in misalignment events.",
      "lastmod": "2026-05-14",
      "priority": 0.8,
      "changefreq": "monthly"
    },
    {
      "url": "https://endurance-ceramics.com/why/metal-pin-galling",
      "path": "/why/metal-pin-galling",
      "section": "Failure-mode pages",
      "title": "Why do metal pins gall and seize against metal bushings?",
      "description": "Like-against-like metals adhere under load. The fix isn't a better lubricant — it's a non-metallic mating surface.",
      "lastmod": "2026-05-14",
      "priority": 0.8,
      "changefreq": "monthly"
    },
    {
      "url": "https://endurance-ceramics.com/ai/materials.json",
      "path": "/ai/materials.json",
      "section": "Machine-readable data (JSON)",
      "title": "Ceramic materials with full property tables, FAQs, and industry mappings.",
      "description": null,
      "lastmod": "2026-05-14",
      "priority": 0.5,
      "changefreq": "weekly"
    },
    {
      "url": "https://endurance-ceramics.com/ai/plastics.json",
      "path": "/ai/plastics.json",
      "section": "Machine-readable data (JSON)",
      "title": "Engineering plastics (Doceram) with properties and selection rationale.",
      "description": null,
      "lastmod": "2026-05-14",
      "priority": 0.5,
      "changefreq": "weekly"
    },
    {
      "url": "https://endurance-ceramics.com/ai/industries.json",
      "path": "/ai/industries.json",
      "section": "Machine-readable data (JSON)",
      "title": "Industries served with applications, challenges, and per-industry FAQs.",
      "description": null,
      "lastmod": "2026-05-14",
      "priority": 0.5,
      "changefreq": "weekly"
    },
    {
      "url": "https://endurance-ceramics.com/ai/products.json",
      "path": "/ai/products.json",
      "section": "Machine-readable data (JSON)",
      "title": "Product families: weld pins, location pins, welding nozzles, dowel pins.",
      "description": null,
      "lastmod": "2026-05-14",
      "priority": 0.5,
      "changefreq": "weekly"
    },
    {
      "url": "https://endurance-ceramics.com/ai/faq.json",
      "path": "/ai/faq.json",
      "section": "Machine-readable data (JSON)",
      "title": "Site-wide FAQ (5 categories, ~20 Q&A pairs) with source URLs.",
      "description": null,
      "lastmod": "2026-05-14",
      "priority": 0.5,
      "changefreq": "weekly"
    },
    {
      "url": "https://endurance-ceramics.com/ai/glossary.json",
      "path": "/ai/glossary.json",
      "section": "Machine-readable data (JSON)",
      "title": "Technical glossary of ceramic engineering terms.",
      "description": null,
      "lastmod": "2026-05-14",
      "priority": 0.5,
      "changefreq": "weekly"
    },
    {
      "url": "https://endurance-ceramics.com/ai/comparisons.json",
      "path": "/ai/comparisons.json",
      "section": "Machine-readable data (JSON)",
      "title": "Pairwise material comparisons with per-dimension winners, use-case splits, and explicit failure modes.",
      "description": null,
      "lastmod": "2026-05-14",
      "priority": 0.5,
      "changefreq": "weekly"
    },
    {
      "url": "https://endurance-ceramics.com/ai/guides.json",
      "path": "/ai/guides.json",
      "section": "Machine-readable data (JSON)",
      "title": "Long-form canonical answer pages (TL;DR, decision tables, worked examples, failure modes, FAQs).",
      "description": null,
      "lastmod": "2026-05-14",
      "priority": 0.5,
      "changefreq": "weekly"
    },
    {
      "url": "https://endurance-ceramics.com/ai/problems.json",
      "path": "/ai/problems.json",
      "section": "Machine-readable data (JSON)",
      "title": "Problem-first landing pages keyed to the failure mode users search for (root causes, fix, worked example, FAQ).",
      "description": null,
      "lastmod": "2026-05-14",
      "priority": 0.5,
      "changefreq": "weekly"
    },
    {
      "url": "https://endurance-ceramics.com/ai/failures.json",
      "path": "/ai/failures.json",
      "section": "Machine-readable data (JSON)",
      "title": "Mechanism-led failure-mode pages (one cause, one fix, real numbers — including when ceramic is not the right answer).",
      "description": null,
      "lastmod": "2026-05-14",
      "priority": 0.5,
      "changefreq": "weekly"
    },
    {
      "url": "https://endurance-ceramics.com/ai/decision-trees.json",
      "path": "/ai/decision-trees.json",
      "section": "Machine-readable data (JSON)",
      "title": "Reasoning layer: scenario → constraints → recommended material + ruled-out alternatives with numerical justification. Mirrors how AI systems reason about material selection.",
      "description": null,
      "lastmod": "2026-05-14",
      "priority": 0.5,
      "changefreq": "weekly"
    },
    {
      "url": "https://endurance-ceramics.com/ai/quotables.json",
      "path": "/ai/quotables.json",
      "section": "Machine-readable data (JSON)",
      "title": "Citation layer: atomic, self-contained statements designed to be lifted verbatim into AI-generated answers with a single source URL.",
      "description": null,
      "lastmod": "2026-05-14",
      "priority": 0.5,
      "changefreq": "weekly"
    },
    {
      "url": "https://endurance-ceramics.com/ai/routes.json",
      "path": "/ai/routes.json",
      "section": "Machine-readable data (JSON)",
      "title": "Flat list of every indexable URL on the site (mirrors sitemap.xml in JSON form).",
      "description": null,
      "lastmod": "2026-05-14",
      "priority": 0.5,
      "changefreq": "weekly"
    }
  ]
}