AIN Wafer Aluminum nitride Mono Semiconductor Substrate

♦️ High-quality silicon wafer for Research and Experiment.

♦️ Provide small quantities, special specifications products, and customized services.

♦️Global shipping, secure payment, large inventory.

♦️Minimum delivery time within 1 week. Shipped by FedEx, DHL,UPS, etc.

Silicon Wafer Specification:

• Diameter: 25.4mm士0.5;
• Crystal type:2H
• Orientation: {0001}士0.5°;
• Thickness: 700um±50;
• FWHM-HRXRD@(0002)(arcsec): ≤500;
• FWHM-HRXRD@(10-12)(arcsec): ≤400;
• AbsorptionCoefficient@265nm:≤100(cm-1)
• Surface roughness (Ra):Al face: ≤0.5nm,N face: s≤1.2um;
• Edge Exclusion:1mm;
• Scratches:None;
• Edge Chips:≤3,cumulative length<1mm;
• Usable Area:>70%；
• Primary flat orientation:{10-10}士5.0°;
• Secondary flat orientation:90°+5 CW from Primary Flat, as viewed from Al face,90°+5 CCW from Primary Flat, as viewed firom N face;
• TTV≤30um;
• Bow≤30um;
• Wapr≤30um;
• Cracks:on the edge, <2mm each;
• Holes:2 allowed, <0.5mm each;
• Surface Finish: Al face: CMP, N face: MP;
• Packing: silicon wafer case;