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Komatsu excavator PC300-5-6 roller

Komatsu excavator PC300-5-6 roller

£300.00  £100.00
Save: 67% off

  • Model: Y0285
  • Units in Stock: 669

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Product Description

Round body: the good hardenability 40 mn2 by forging round steel material;Conditioning + medium frequency hardening heat treatment process, ensure the strength and wear resistance.

Shaft: adopt 45 # round steel material, conditioning + medium frequency quenching heat treatment process, surface hardness HRC52 ~ 60, the depth of hardening layer 3 ~ 6 mm, excellent comprehensive performance.

Floating oil seal: using high chromium molybdenum alloy, hardness HRC65 ~ 72, face rough (including 0.1 M ~ 0.2 (including M.

O-rings: using butene and by the copolymerization of acrylonitrile butadiene acrylonitrile rubber raw material production and become, has better oil resistance and heat resistance.

    

Roller surface hardness is HRC50 ~ 56. The depth of 8 mm ~ 12 mm

Good internal oil circulation system, using high quality double metal copper sleeve

High hardness, wear resistant chromium alloy floating oil seal and elastic rubber o-rings

Rail surface after medium frequency quenching enhanced wear resistance, shaft is made of high quality 45 # round steel, the quenched and tempered high frequency heat treatment and surface enhanced wear resistance

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