MADE IN CHINA

EXCAVATOR UNDERCARRIER PARTS

EXCAVATOR ENGIN PARTS

  • Excavator Undercarriage Parts EX60 Track Roller For HITACHI

    Excavator Undercarriage Parts EX60 Track Roller For HITACHI

    Wheel: Forged by 50Mn2 round steel material with good hardenability; Center shaft: 50Mn2 round steel material, medium frequency surface quenching heat treatment + quenching and tempering process, has excellent mechanical properties. Floating oil seal: high Chromium and Molybdenum alloy,hardness HRC65-72,working bright strip has roughness 0.1um-0.2um. O-ring: It's made of butadiene with acrylonitrile and butadiene rubber copolymerized.

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