Wear-resistant, high temperature, corrosion Wear sleeve thermal spray processing and repair, spray material AL2O3, Cr2O3 ceramic, tungsten carbide cobalt, nickel, iron-based alloy powder, hardness HV800 - 1200, coating thickness 0.5mm - 1.0mm, roughness ≤ RA0.4 overall ceramic casing. The working conditions of high temperature and pressure to run, and bear the severe wear, severe wear and ...