12 Inch P Type Silicon Wafer Polishing Crystal Silicon Wafer. Customizable Specifications: We customize material, specifications, and optical coating to meet your exact needs. Multiple Diameter Options: Available in 150mm, 200mm, and 300mm diameters for various applications. High Precision Standards: Strict control on TTV, BOW, WARP, and surface impurity levels per SEMI standards. Fast Inventory Delivery: Inventory items ship within 5 working days for urgent requirements. Comprehensive Shipping: Supports DHL, FedEx, TNT, UPS, EMS, and SF Express for global delivery. Flexible Payment Terms: Accepts T/T and PayPal for convenient and secure transactions. 100% Quality Inspection: Every finished product undergoes visual and functional inspection before shipping. OEM/ODM Service: We offer OEM and ODM services with customization from samples.