{"product_id":"amo-scientific-4-inch-c-plane-sapphire-wafer","title":"AMO Scientific 4 inch C-Plane Sapphire Wafer","description":"\u003ch2\u003e\u003cstrong\u003eAMO Scientific 4 inch C-Plane Sapphire Wafer\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eA \u003cstrong data-end=\"24\" data-start=\"2\"\u003esapphire substrate\u003c\/strong\u003e is a thin, flat wafer made from \u003cstrong data-end=\"79\" data-start=\"57\"\u003esynthetic sapphire\u003c\/strong\u003e, which is a single-crystal form of aluminum oxide (Al₂O₃). It has unique features such as:\u003c\/p\u003e\n\u003cul data-end=\"618\" data-start=\"326\"\u003e\n\u003cli data-end=\"371\" data-start=\"326\" data-section-id=\"1cqrwoe\"\u003e\n\u003cstrong data-end=\"346\" data-start=\"328\"\u003eExtremely hard\u003c\/strong\u003e (second only to diamond)\u003c\/li\u003e\n\u003cli data-end=\"439\" data-start=\"372\" data-section-id=\"69o402\"\u003e\n\u003cstrong data-end=\"400\" data-start=\"374\"\u003eHigh thermal stability\u003c\/strong\u003e (can withstand very high temperatures)\u003c\/li\u003e\n\u003cli data-end=\"477\" data-start=\"440\" data-section-id=\"bhab3m\"\u003e\u003cstrong data-end=\"477\" data-start=\"442\"\u003eExcellent electrical insulation\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-end=\"551\" data-start=\"478\" data-section-id=\"f68k64\"\u003e\n\u003cstrong data-end=\"505\" data-start=\"480\"\u003eOptically transparent\u003c\/strong\u003e (from UV to infrared, depending on thickness)\u003c\/li\u003e\n\u003cli data-end=\"618\" data-start=\"552\" data-section-id=\"i5csp3\"\u003e\n\u003cstrong data-end=\"574\" data-start=\"554\"\u003eChemically inert\u003c\/strong\u003e (resistant to acids and harsh environments)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"730\" data-start=\"620\"\u003eThese properties make sapphire an ideal base material (“substrate”) for growing or supporting other materials.\u003c\/p\u003e\n\u003cp data-end=\"730\" data-start=\"620\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003e\u003cstrong\u003eAMO Scientific offers customized sapphire wafers. If you don't find the standard products work for your need, please feel free to reach us. \u003c\/strong\u003e\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-end=\"730\" data-start=\"620\"\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-end=\"1204\" data-start=\"125\"\u003e\n\u003cthead data-end=\"161\" data-start=\"125\"\u003e\n\u003ctr data-end=\"161\" data-start=\"125\"\u003e\n\u003cth class=\"\" data-col-size=\"sm\" data-end=\"140\" data-start=\"125\"\u003e\u003cstrong data-end=\"139\" data-start=\"127\"\u003eCategory\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth class=\"\" data-col-size=\"md\" data-end=\"161\" data-start=\"140\"\u003e\u003cstrong data-end=\"159\" data-start=\"142\"\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-end=\"1204\" data-start=\"197\"\u003e\n\u003ctr data-end=\"294\" data-start=\"197\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"215\" data-start=\"197\"\u003e\u003cstrong data-end=\"214\" data-start=\"199\"\u003eProduct SKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-end=\"294\" data-start=\"215\" data-col-size=\"md\"\u003eAMO-SA0107 (SSP), AMO-SA0108 (DSP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"355\" data-start=\"295\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"310\" data-start=\"295\"\u003e\u003cstrong data-end=\"309\" data-start=\"297\"\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-end=\"355\" data-start=\"310\" data-col-size=\"md\"\u003eHigh Purity \u0026gt;99.99%, single crystal Al₂O₃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"393\" data-start=\"356\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"371\" data-start=\"356\"\u003e\u003cstrong data-end=\"370\" data-start=\"358\"\u003eDiameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-end=\"393\" data-start=\"371\" data-col-size=\"md\"\u003e100.0 mm ± 0.10 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"474\" data-start=\"394\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"410\" data-start=\"394\"\u003e\u003cstrong data-end=\"409\" data-start=\"396\"\u003eThickness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-end=\"474\" data-start=\"410\" data-col-size=\"md\"\u003e650 µm ± 25 µm (SSP); 600 µm ± 25 µm (DSP), other thickness available upon request\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"529\" data-start=\"475\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"500\" data-start=\"475\"\u003e\u003cstrong data-end=\"499\" data-start=\"477\"\u003eLattice Parameters\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-end=\"529\" data-start=\"500\" data-col-size=\"md\"\u003ea = 4.785 Å, c = 12.991 Å\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"558\" data-start=\"530\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"544\" data-start=\"530\"\u003e\u003cstrong data-end=\"543\" data-start=\"532\"\u003eDensity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-end=\"558\" data-start=\"544\" data-col-size=\"md\"\u003e3.98 g\/cm³\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"625\" data-start=\"559\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"577\" data-start=\"559\"\u003e\u003cstrong data-end=\"576\" data-start=\"561\"\u003eOrientation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-end=\"625\" data-start=\"577\" data-col-size=\"md\"\u003eC-plane (0001) to M (1-100), 0.2° ± 0.1° off \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"683\" data-start=\"626\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"657\" data-start=\"626\"\u003e\u003cstrong data-end=\"656\" data-start=\"628\"\u003ePrimary Flat Orientation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-end=\"683\" data-start=\"657\" data-col-size=\"md\"\u003eA-plane [11-20] ± 0.2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"727\" data-start=\"684\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"710\" data-start=\"684\"\u003e\u003cstrong data-end=\"709\" data-start=\"686\"\u003ePrimary Flat Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-end=\"727\" data-start=\"710\" data-col-size=\"md\"\u003e30.0 ± 1.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"796\" data-start=\"728\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"766\" data-start=\"728\"\u003e\u003cstrong data-end=\"765\" data-start=\"730\"\u003eTTV (Total Thickness Variation)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-end=\"796\" data-start=\"766\" data-col-size=\"md\"\u003e\u0026lt; 5 µm (SSP), ≤ 6 µm (DSP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"822\" data-start=\"797\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"807\" data-start=\"797\"\u003e\u003cstrong data-end=\"806\" data-start=\"799\"\u003eBow\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-end=\"822\" data-start=\"807\" data-col-size=\"md\"\u003e-10 to 0 µm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"866\" data-start=\"823\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"834\" data-start=\"823\"\u003e\u003cstrong data-end=\"833\" data-start=\"825\"\u003eWarp\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-end=\"866\" data-start=\"834\" data-col-size=\"md\"\u003e\u0026lt; 10 µm (SSP), ≤ 20 µm (DSP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"973\" data-start=\"867\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"903\" data-start=\"867\"\u003e\u003cstrong data-end=\"902\" data-start=\"869\"\u003eThermal Expansion Coefficient\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-end=\"973\" data-start=\"903\" data-col-size=\"md\"\u003e6.66 × 10⁻⁶ \/°C (parallel to C-axis); 5 × 10⁻⁶ \/°C (perpendicular)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1018\" data-start=\"974\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1000\" data-start=\"974\"\u003e\u003cstrong data-end=\"999\" data-start=\"976\"\u003eDielectric Strength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-end=\"1018\" data-start=\"1000\" data-col-size=\"md\"\u003e4.8 × 10⁵ V\/cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1109\" data-start=\"1019\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1045\" data-start=\"1019\"\u003e\u003cstrong data-end=\"1044\" data-start=\"1021\"\u003eDielectric Constant\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-end=\"1109\" data-start=\"1045\" data-col-size=\"md\"\u003e11.5 (1 MHz, parallel to C-axis); 9.3 (1 MHz, perpendicular)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1154\" data-start=\"1110\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1140\" data-start=\"1110\"\u003e\u003cstrong data-end=\"1139\" data-start=\"1112\"\u003eDielectric Loss Tangent\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-end=\"1154\" data-start=\"1140\" data-col-size=\"md\"\u003e\u0026lt; 1 × 10⁻⁴\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1204\" data-start=\"1155\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1182\" data-start=\"1155\"\u003e\u003cstrong data-end=\"1181\" data-start=\"1157\"\u003eThermal Conductivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-end=\"1204\" data-start=\"1182\" data-col-size=\"md\"\u003e40 W\/(m·K) at 20°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"AMO Scientific","offers":[{"title":"SSP\/650um","offer_id":42509020168274,"sku":"AMO-SA0107","price":82.0,"currency_code":"USD","in_stock":true},{"title":"DSP\/600um","offer_id":42509020201042,"sku":"AMO-SA0108","price":93.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0596\/3644\/9362\/files\/Wafer.png?v=1777952758","url":"https:\/\/www.amoscientific.com\/products\/amo-scientific-4-inch-c-plane-sapphire-wafer","provider":"AMO Scientific","version":"1.0","type":"link"}