Mechanical Seals, Pump Seals, Sic Ring manufacturer / supplier in China, offering Slurry Seals D496681 87107745 SE2-AP-60-QREQ-305145 Se2-Ap-60 Cartridge Safematic Mechanical Seal for Sulzer APP Flow Pump, GLF-16-4R 4R GLFT-16 Cartridge Mechanical Seal HQQV/HQQE for Jockey Pump, 22mm CDLC-22(4R) Cartridge Mechanical Seals for CNP CDL/CDLF Pumps OD=77mm HQQV/HQQE and so on.