Shandong Zhongshun Group
Manufactures and exports black and green Silicon Carbide, fine powdered Silicon Carbide and Itaconic acid from China.
http://www.zhongshun.com/

Philadelphia Carbide Company
Designer & manufacturer of precision-ground wear parts, machine parts, dies & punches; specialists in tungsten carbide, ceramics and silicon carbide; grinding, honing, polishing; serving electronics, automotive, metal forming, computer, plastics & pump industries
http://www.philacarbide.com/

Federal Carbide Company
Federal Carbide has become the leader in Tungsten Carbide and Tungsten Heavy Alloy components.
http://www.federalcarbide.com/

Boride Products
Manufacturers of boron carbide, silicon nitride, and tungsten carbide nozzles for dry and wet abrasive blasting. Site discusses suitability of each type for different applications.
http://www.boride.com

University Wafer
Silicon Wafers 25um to 10mm thick all types and dopants silicon single and double side polsihed and more including, GaAs, Ge, InP, SOI, GaN, Fused Silica, Quartz Wafers, Fused Silica and Quartz Wafers, Ge, ultra-thin si wafer, mechanical grade, prime grade, test grade, spin coating
http://www.universitywafer.com/

UK Abrasives
Supplies boron carbide, silicon carbide, CBN and polycrystalline structure synthetic diamond powders and diamond compounds from inventory.
http://www.ukabrasives.com/

Ningbo Keli Ceramics Seals Co., Ltd
Manufacturer of single spring mechanical seals, in silicon carbide, tungsten carbide, ceramic and carbon materials.
http://www.china-mechanical-seals.com/

Philadelphia Carbide Company
Designer & manufacturer of precision-ground wear parts, machine parts, dies & punches; specialists in tungsten carbide, ceramics and silicon carbide; grinding, honing, polishing; serving electronics, automotive, metal forming, computer, plastics & pump industries
http://www.philacarbide.com

YuTong Mechanical Seals Co. Ltd.
YuTong Mechanical Seals Co. Ltd. (MSeals) is a major mechancial seals manufacturer in China. We offer various standard and costumized mechanical seals products as well as silicon carbide, Al2O3 ceramic, tungsten carbide, PTFE, and carbon parts.
http://www.mseals.com/

Electro Abrasives
Manufactures silicon carbide, boron carbide, aluminum oxide, zirconia alumina, alumina, tin oxide, cerium oxide and cryolite powders for use in grinding and polishing products.
http://www.electroabrasives.com/