Tungsten Carbide sleeves are the basic material among the frictional materials. Sleeves are widely adopted in many industry Tungsten carbide sleeve can withstand high pressure and resistant to corrosion so are used in water pumps, oil pumps and various other pumps. Today, tungsten carbide bush has been playing an important role in the field of long working parts material. These are coated with a chrome finishing material. They are also appropriate for submersible pump applications.