Country：China>Zhejiang>Hangzhou, Zhejiang, China
NO.1106, Crystal International Business Center(CIBC), No.198 Wuxing Rd ,Qianjiang new city, Jianggan district
Company：Hangzhou Freqcontrol Electronic Technology Ltd.
Mobile：+8657185803723
Tell：+8657185803723
Series Glass & Fused Silica Wafers CQT uses a variety of glass and quartz depending on the application and material requirements. Our designers and engineers are skilled at working with any number of glass and quartz materials to machine and fabricate precision optical products such as fused quartz parts for optics, fused silica parts used in fiber optic applications, and borosilicate glass parts found in semi-conductor manufacturing. Product Parameters The general specs are as follows sheet, if your specified is not included with it, you may freely tell us and we’ll pleased to customize them for you. Find here details of CQT selling lithium niobate wafer, lithium tantanlate wafer, piezo single crystal blanks and glass substrates for biochemistry. spec unit 6" 8" 10" 12” Diameter/size(or square) mm 150 200 250 300 Tolerance (±) mm 0.2 0.2 0.2 0.2 Thickness mm 0.30 or more 0.40 or more 0.50 or more 0.50 or more Primary reference flat mm 57.5 Semi-notch Semi-notch Semi-notch LTV (5mmx5mm) μm < 0.5 < 0.5 < 0.5 < 0.5 TTV μm < 3 <3 <5 <5 Bow μm ±30 ±40 ±40 ±40 Warp μm ≤ 40 ≤ 50 ≤ 50 ≤ 50 PLTV(5mm*5mm)<0.4um % ≥95% ≥95% ≥95% ≥95% Edge Rounding mm Surface Type Polished side Ra nm Back Side Criteria μm CQT dedicated to produce series glass wafers, fused silica wafers, SAW grade lithium tantalate wafers, optical grade lithium tantalate wafers, SAW grade lithium niobate wafers, optical grade lithium niobate wafers. CQT is a leading Chinese manufacturer who involves in piezoelectric crystals, surface acoustic wave filters and the single crystal growth. Process capability: Item Capability Diameter 5mm - 400mm Thickness 50μm or more Dimensional Tolerance +/- 25μm Thickness Tolerance +/- 5μm Thickness Variation(TTV) < 2μm Flatness 1/10 Wave/Inch Surface Roughness (RMS) <5Ǻ Scratch and Dig 10/5 Particle Size <10μm Bow/Warp <10μm Related Products
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