Rapicut Carbides Limited manufactures Tungsten Carbide Seal Rings. Rapicut Carbides Limited is an ISO 9001:2000 certified company. Tungsten Carbide Seal Rings are used as Mechanical Seal faces in pumps, Compressors and Agitators. These are used in Oil Refineries, Petrochemical plants, Fertilizer Plants, and Drugs/Pharmaceutical Industries. Tungsten Carbide Seal Rings are developed to withstand high temperature, high pressure and highly corrosive chemical attack. Tungsten Carbide Seal Rings are generally made with Cobalt as binder material. Nickel bonded Rings also can be supplied.