{"product_id":"sapphire-windows-al2o3","title":"Sapphire Windows, Al2O3","description":"\u003cp\u003e\u003cstrong\u003eHigh-Purity Optical Sapphire Windows for Semiconductor, Laser, Vacuum, and High-Temperature Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSapphire windows are manufactured from single-crystal aluminum oxide (Al₂O₃), combining excellent optical transmission, exceptional hardness, and superior thermal stability. Compared with glass and quartz, sapphire windows offer significantly higher strength, scratch resistance, and service life in demanding environments.\u003c\/p\u003e\n\u003cp\u003eCG Material supplies custom sapphire windows in various sizes, thicknesses, and surface finishes for industrial and scientific applications.\u003c\/p\u003e\n\u003ch2\u003eSapphire Windows Specifications\u003c\/h2\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eProperty\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eSingle Crystal Al₂O₃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePurity\u003c\/td\u003e\n\u003ctd\u003e99.99%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDensity\u003c\/td\u003e\n\u003ctd\u003e3.97 g\/cm³\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHardness\u003c\/td\u003e\n\u003ctd\u003eMohs 9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefractive Index\u003c\/td\u003e\n\u003ctd\u003e1.76\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Conductivity\u003c\/td\u003e\n\u003ctd\u003e35–42 W\/m·K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMelting Point\u003c\/td\u003e\n\u003ctd\u003e2053°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission Range\u003c\/td\u003e\n\u003ctd\u003e0.15–5.5 μm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eApplications of Sapphire Windows\u003c\/h2\u003e\n\u003ch3\u003eSemiconductor Processing\u003c\/h3\u003e\n\u003cp\u003eUsed in plasma chambers, deposition equipment, etching systems, and wafer processing tools.\u003c\/p\u003e\n\u003ch3\u003eLaser Systems\u003c\/h3\u003e\n\u003cp\u003eIdeal for high-power laser transmission and protective optical windows.\u003c\/p\u003e\n\u003ch3\u003eAerospace\u003c\/h3\u003e\n\u003cp\u003eUsed in infrared sensors, guidance systems, and harsh-environment optical assemblies.\u003c\/p\u003e\n\u003ch3\u003eVacuum Chambers\u003c\/h3\u003e\n\u003cp\u003eProvides durable optical viewing ports for vacuum and ultra-high vacuum systems.\u003c\/p\u003e\n\u003ch3\u003eHigh-Temperature Furnaces\u003c\/h3\u003e\n\u003cp\u003eSuitable for observation windows and monitoring ports in high-temperature processing equipment.\u003c\/p\u003e\n\u003ch3\u003eAnalytical Instruments\u003c\/h3\u003e\n\u003cp\u003eUsed in spectroscopy, optical diagnostics, and scientific research equipment.\u003c\/p\u003e\n\u003ch3\u003eMedical Devices\u003c\/h3\u003e\n\u003cp\u003eApplied in imaging systems, diagnostic instruments, and precision optical assemblies.\u003c\/p\u003e\n\u003ch2\u003eCustom Manufacturing Capabilities\u003c\/h2\u003e\n\u003cp\u003eCG Material can provide:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCustom diameters and dimensions\u003c\/li\u003e\n\u003cli\u003ePrecision optical polishing\u003c\/li\u003e\n\u003cli\u003eAR coatings\u003c\/li\u003e\n\u003cli\u003eVacuum-grade sapphire windows\u003c\/li\u003e\n\u003cli\u003eHigh-pressure sapphire windows\u003c\/li\u003e\n\u003cli\u003eUV-grade sapphire windows\u003c\/li\u003e\n\u003cli\u003eIR-grade sapphire windows\u003c\/li\u003e\n\u003cli\u003eCustom edge profiles\u003c\/li\u003e\n\u003cli\u003eTight tolerance machining\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDrawings and specifications are welcome.\u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003ch3\u003eWhat is a sapphire window?\u003c\/h3\u003e\n\u003cp\u003eA sapphire window is a transparent optical component manufactured from single-crystal sapphire (Al₂O₃) that provides excellent optical transmission and exceptional durability.\u003c\/p\u003e\n\u003ch3\u003eWhat wavelengths can sapphire transmit?\u003c\/h3\u003e\n\u003cp\u003eSapphire typically transmits light from approximately 150 nm in the UV range to around 5.5 μm in the infrared range.\u003c\/p\u003e\n\u003ch3\u003eCan sapphire windows withstand high pressure?\u003c\/h3\u003e\n\u003cp\u003eYes. Sapphire's high strength makes it one of the preferred materials for high-pressure optical windows.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"CG MATERIAL","offers":[{"title":"Default Title","offer_id":53609432088760,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0623\/3453\/3816\/files\/Sapphire_Window.png?v=1781944220","url":"https:\/\/cgmaterial.com\/products\/sapphire-windows-al2o3","provider":"CG MATERIAL","version":"1.0","type":"link"}