♦️ 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:

• Size: 4inch;

• Method: CZ;

• Type: N;

• Dopant: As;

• Orientation:100;

• Resistivity: 0.002~0.004Ω;

• Thickness: 525um±25;

• Oxide film: 280nm (both sides);

• TTV＜10um ;

• Surface: polished;

• Backside: etched;

• Packing: silicon wafer case ;