1)Stainless steel insert bearing units: 2)UCP,UCF,UCFL,UCFC,UCT,UCPA,UCFA, ... series. 1)Main products:Our main products are Stainless steel insert bearings, Stainless steel bearings, Zinc alloy bearing housing, Plastic bearig ... producing line wax producing line, also high-pressure wax injection machine. Because the shell are made of the ziroconium silicasol material ...