... resistant ceramic shaft with stage match with seal ring1.wear-resistant 2.anti-high temperature 3.mechanical seals good4. wear-resistant ceramic shaft with stage match with ... pump, ceramic rod, ceramic shaft, ceramic piston, ceramic water valve sheet, ceramic pipe sleeve, ceramic loom plunger, ... , Proportion pump, UF pumpAll kinds of pumps and valves using in High-Pressure cleaning machinesAuto mobile ...