♦️High-quality Sapphire 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.

Sapphire Wafer  Specification:

• Size: 6inch ;

• Method: Kyropoulos ;  

• Material: Mono-crystalline Al2O3(＞99.99%）;

• Diameter: 150 ± 0.25mm;

• Thickness: 1000um ± 25;

• Orientation: C-Plane (0001), 0.2 off M-axis ± 0.1° ;

• OF: 47.5 ±1.0mm;

• TTV＜10um；

• BOW＜15um；

• WARP＜30um；

• Front side: Epi-ready, Ra＜0.5nm ;

• Backside: Polished Ra＜0.5um;

• Packing: Wafer case ;