{"product_id":"al2o3-sapphire-wafer-0-25x0-25x0-5-mm-a-plane-11-20-1-sp","title":"Al2O3 - Sapphire Wafer 0.25\"x0.25\"x0.5 mm, A plane (11-20), 1 SP","description":"\u003cp\u003eFeatures:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSapphire substrate is the popular substrates for III-V nitrides, superconductor and magnetic epi film due to less mis-matched lattice and stable chemical and physical properties .\u003c\/li\u003e\n\u003cli\u003eWafer size:0.25\" x 0.25\" x 0.5 mm thick\u003c\/li\u003e\n\u003cli\u003eOrientation tolerance: +\/-0.5 Deg. A plane orientation\u003c\/li\u003e\n\u003cli\u003ePolished surface: substrate surface is EPI polished via a special CMP procedure with RA \u0026lt; 8 A\u003c\/li\u003e\n\u003cli\u003e1 side polished\u003c\/li\u003e\n\u003cli\u003ePackage: Each wafer is packed in 1000 class clean room with 100 grade plastic bag with wafer container\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTypical Properties:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCrystal Structure: Hexagonal. a=4.758 Angstroms c=12.99 Angstroms\u003c\/li\u003e\n\u003cli\u003eMelting Point: 2040 degree C\u003c\/li\u003e\n\u003cli\u003eDensity: 3.97 gram\/cm 2\u003c\/li\u003e\n\u003cli\u003eGrowth Technique: CZ\u003c\/li\u003e\n\u003cli\u003eCrystal Purity:  \u0026gt;99.99%\u003c\/li\u003e\n\u003cli\u003eHardness: 9 (mohs)\u003c\/li\u003e\n\u003cli\u003eThermal Expansion : 7.5x10 -6 ( \/ o C)\u003c\/li\u003e\n\u003cli\u003eThermal Conductivity: 46.06 @ 0 o C, 25.12 @ 100 o C, 12.56 @ 400 o C ( W\/(m.K) )\u003c\/li\u003e\n\u003cli\u003eDielectric Constant: ~ 9.4 @ 300K  at A axis, ~ 11.58 @ 300K at C axis\u003c\/li\u003e\n\u003cli\u003eLoss Tangent at 10 GHz: \u0026lt; 2x10 -5 at A axis , \u0026lt; 5 x10 -5 at C axis \u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MTI","offers":[{"title":"Default Title","offer_id":44984801525899,"sku":"ALA060605S1","price":0.0,"currency_code":"MYR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/4405\/3643\/files\/thumb_al10105-t_113c1677-3a6c-4470-90dd-aaa20ad48321.jpg?v=1764850772","url":"https:\/\/mtimalaysia.com\/products\/al2o3-sapphire-wafer-0-25x0-25x0-5-mm-a-plane-11-20-1-sp","provider":"MTI Malaysia \u0026 Indonesia","version":"1.0","type":"link"}