Feature: high-temperature resistance, strong abrasion resistance and impact resistance 1.20CrMo materials 2.Deepness 0.5-0.8 , hardness 58-62 HRC, heat treatment for depth at 38-45 HRC 3.Hard chromium 0.03-0.05 , hardness=800-1000 , melting point =1800 4 Low noise and resistance to adhesion abrasion strong.
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