{"title":"Fused Silica glass","description":"\n\u003cp\u003eFused silica is what you specify when the application has already ruled everything else out. Semiconductor lithography equipment, deep UV laser optics, high-precision metrology windows, fluorescence imaging systems, excimer laser cavities — these aren't applications where you compare materials and pick the best value. Fused silica is the answer before the question is finished.\u003c\/p\u003e\n\u003cp\u003eThe transmission range tells most of the story: 185nm through 3500nm, clean through deep UV, visible, and into the near-infrared. No standard glass touches that. Borosilicate cuts off around 300nm. If your light source is a UV laser, a deuterium lamp, or an excimer at 193nm, fused silica is the only flat glass substrate that won't absorb the wavelengths you're working with.\u003c\/p\u003e\n\u003cp\u003eThermal stability is the other reason it appears in precision instruments. The expansion coefficient is one-tenth that of borosilicate. In a laser cavity or an interferometric measurement system, that's the difference between a component that holds alignment through a thermal cycle and one that drifts. For semiconductor fab windows and chemical process enclosures, the near-total chemical inertness matters just as much — fused silica doesn't contribute contamination, doesn't react with process gases, and doesn't degrade in the environments that would compromise anything less pure.\u003c\/p\u003e\n\u003cp\u003eFabrication requires diamond tooling throughout. Score, drill, and grind with diamond — the material is harder and more brittle than standard glass, and it won't forgive shortcuts. Waterjet works well for flat sheet cutting. Edges polish to an excellent optical finish given the amorphous, isotropic structure.\u003c\/p\u003e\n\u003cp\u003eAvailable in UV-grade and IR-grade. Custom dimensions to order — contact us with your thickness, format, and application.\u003c\/p\u003e\n","products":[{"product_id":"ultra-thin-quartz-glass-disc","title":"Ultra-Thin Quartz Glass Disc for Laboratory","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eHigh-purity fused quartz discs offer a rare combination of properties that few materials can replicate — optical transmission from UV to infrared, an extremely low coefficient of thermal expansion, and chemical resistance to most acids and corrosive environments, all in a form factor that scales down to ultra-thin profiles without sacrificing mechanical uniformity.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eWith SiO₂ purity at or above 99.99%, each disc maintains stable optical and physical performance under high-temperature processing, high-energy UV exposure, and demanding semiconductor or laboratory environments where contamination and dimensional drift are unacceptable. The smooth surface finish is ready for direct use in optical assemblies, coating processes, and precision instrumentation without additional preparation.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eAvailable in thicknesses from 0.1 mm to 5.0 mm, standard sizes or fully custom dimensions can be supplied to exact specifications. Contact us for custom diameter, thickness, or surface finish requirements.\u003c\/p\u003e","brand":"我的商店","offers":[{"title":"Square 20×20×1mm – 20 pcs","offer_id":44693113536557,"sku":null,"price":32.35,"currency_code":"USD","in_stock":true},{"title":"Square 5×5×1mm – 20 pcs","offer_id":44693113569325,"sku":null,"price":29.41,"currency_code":"USD","in_stock":true},{"title":"Rectangle 10×20×1mm – 20 pcs","offer_id":44693113602093,"sku":null,"price":29.41,"currency_code":"USD","in_stock":true},{"title":"Square 15×15×1mm – 20 pcs","offer_id":44693113634861,"sku":null,"price":32.35,"currency_code":"USD","in_stock":true},{"title":"Square 10×10×0.1mm – 10 pcs","offer_id":44693113667629,"sku":null,"price":58.82,"currency_code":"USD","in_stock":true},{"title":"Square 5×5×0.1mm – 20 pcs","offer_id":44693113700397,"sku":null,"price":70.59,"currency_code":"USD","in_stock":true},{"title":"Square 10×10×0.2mm – 10 pcs","offer_id":44693113733165,"sku":null,"price":47.06,"currency_code":"USD","in_stock":true},{"title":"Square 10×10×0.3mm – 20 pcs","offer_id":44693113765933,"sku":null,"price":58.82,"currency_code":"USD","in_stock":true},{"title":"Square 10×10×0.4mm – 20 pcs","offer_id":44693113798701,"sku":null,"price":44.12,"currency_code":"USD","in_stock":true},{"title":"Square 10×10×0.5mm – 20 pcs","offer_id":44693113831469,"sku":null,"price":35.29,"currency_code":"USD","in_stock":true},{"title":"Square 10×10×0.7mm – 20 pcs","offer_id":44693113864237,"sku":null,"price":26.47,"currency_code":"USD","in_stock":true},{"title":"Square 20×20×0.5mm – 20 pcs","offer_id":44693113897005,"sku":null,"price":44.12,"currency_code":"USD","in_stock":true},{"title":"Disc Ø10×0.1mm – 10 pcs","offer_id":44693113929773,"sku":null,"price":58.82,"currency_code":"USD","in_stock":true},{"title":"Disc Ø10×0.2mm – 10 pcs","offer_id":44693113962541,"sku":null,"price":47.06,"currency_code":"USD","in_stock":true},{"title":"Disc Ø10×0.3mm – 20 pcs","offer_id":44693113995309,"sku":null,"price":58.82,"currency_code":"USD","in_stock":true},{"title":"Square 10×10×1mm – 20 pcs","offer_id":44693114028077,"sku":null,"price":26.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0728\/2740\/4333\/files\/High-purity_fused_quartz_glass.jpg?v=1778831382"},{"product_id":"jgs1-fused-quartz-substrate","title":"JGS1 Fused Quartz Substrate","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eWhen optical clarity and dimensional precision both matter, JGS1 UV-grade fused quartz is the material of choice. With over 92% light transmission across the UV and visible spectrum, this substrate delivers consistent, high-fidelity performance in applications where standard glass simply isn't an option — UV optics, laser systems, semiconductor processing, and precision laboratory instrumentation.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eEach substrate is precision polished and held to tight dimensional tolerances (thickness ±0.05 mm, size accuracy ±0.05 mm), making it ready for direct integration into high-accuracy optical assemblies without additional prep. The low thermal expansion coefficient and strong thermal shock resistance ensure stable performance even under demanding thermal conditions.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003ePackaging is available in protective film, paper interleave, or film lamination to suit your handling and storage requirements. Custom dimensions, thickness, and surface specifications are available on request — contact us for OEM and bulk orders.\u003c\/p\u003e","brand":"我的商店","offers":[{"title":"25 × 25 × 0.5 mm – Deep UV S1 Quartz – 20 pcs","offer_id":44649954541613,"sku":null,"price":70.59,"currency_code":"USD","in_stock":true},{"title":"20 × 20 × 1 mm – Deep UV S1 Quartz – 20 pcs","offer_id":44649954574381,"sku":null,"price":47.06,"currency_code":"USD","in_stock":true},{"title":"10 × 10 × 1 mm – S1 Quartz – 20 pcs","offer_id":44649954607149,"sku":null,"price":29.41,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0728\/2740\/4333\/files\/JGS1_quartz_substrate.jpg?v=1778750388"},{"product_id":"round-quartz-glass-optical-window","title":"Round Quartz Glass Optical Window","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eMade from high-purity fused silica, this round quartz optical window offers broad spectrum transmission from UV through infrared, with a working temperature up to 1100°C. Each disc is precision polished and chamfered for stable installation in laser systems, optical instruments, UVC sterilization units, and industrial observation windows. Mohs hardness 7 ensures long-term surface durability, and the material resists most acids and corrosive environments.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eNeed a specific diameter, thickness, or edge finish? 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Compared with standard optical glass materials, JGS2 fused silica offers excellent UV transmission, extremely low thermal expansion, and superior chemical stability, making it highly suitable for demanding optical environments.\u003c\/p\u003e\n\u003cp data-start=\"671\" data-end=\"1035\"\u003eThe material maintains stable optical performance under high-energy UV exposure, making it widely used in UVC sterilization systems, photolithography research, UV optical modules, and laboratory optical assemblies. 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