... 3,Ceramic Plate,Rubber Oring 3.Life span:500000times faucet ceramic cartridgefast open, Brazil, 60g, ceramic disc, ... ,rubber o-ring 2 cutting finish,surface rawbrass ceramic faucet cartridge ( valve core )1) Application: Valve,Faucet2 ... band)We mainly produce metal products,brass cartridges, faucet fittings,brass valves, angle valves, PP-R pipe ... technical force and a sophisticated marketing system.