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EXCAVATOR UNDERCARRIER PARTS

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  • D65 Track Roller Parts For Bulldozer Undercarriage

    D65 Track Roller Parts For Bulldozer Undercarriage

    D65 track roller are made of forged left and right shells. After processing, they are welded by a full-automatic circular seam welding machine. The left and right bearings are manufactured by casting. 85W / 90 in summer to ensure flexible rotation. D65 track roller floating oil seal is forged by high Chromium and Molybdenum alloy, hardness HRC65-72, working bright strip has roughness 0.1um-0.2um. O-ring is forged by butadiene with acrylonitrile and butadiene rubber copolymerized.

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