... Model Number:Mechanical Seals We can supply all types of pump kit machinery sealing elements and sealing auxiliary materials (alumina ceramics, ... gel and chlorinated rubber Tungsten carbide and graphite Our products: Pump seal: WM301, WM155, WM560A, WMBIA, WM1, WM20 and ... WMFBD Industrial pump seal: WM1527, WMCG, WM58U 59U, WM5Q and WMCU Double mechanical ...