Mechanical Seals, Pump Seals, Sic Ring manufacturer / supplier in China, offering Cartridge Seal of Aau30-K900-95 Mechanical Seal, High Density Standard Mechanical Seal LZ Series Suit for Fluid Pumps Shaft 20 25 35mm TC/TC/ CER/ V, DEPAC 270 SINGLE CARTRIDGE MECHANICAL SEAL and so on.