China OEM PC200-7 Carrier Roller Up Roller For Excavator Bulldozer Supplier

The material of the carrier roller body is forged by 40Mn2. and the surface heat
treatment HRC 48-55 depth up to 5-8mm. Precision CNC machine machining size is
more accurate
The center shaft of the China carrier roller material is 42CrMo and forged. The
hardness of surface heat treatment can reach 48-55HRC More wear-resisting . Core
hardness of HRC 28 or above is not easy to fracture. Tempering 180 degrees before
finishing. The surface of the center shaft of the carrier roller is polished by
CNC machine tool to make the shaft smoother.
High sealing aprons are used inside the carrier roller to prevent dirt, sand and
water from damaging it.
The upper track rollers for sale using friction welding technology welding quality
is good and stable, and environmental protection, no pollution. Welding process
does not produce smoke or harmful gas, no splash, no lone light and spark, no
radiation. Known as the green welding technology of the future.

Product Information
Material: 50Mn
Finish: Smooth
Colors: Black or yellow
Technique: Forging casting
Surface Hardness: HRC50-56,deepth:4mm-10mm
Warranty time: 2000 hour
Certification: ISO9001-9002
FOB Price: FOB Xiamen USD 10-100/Piece
MOQ: 2 piece
Delivery Time: Within 30 days after contract established

As one of China's top excavator undercarriage parts supplier and manufacturers, GT
produces high-quality top rollers and carrier rollers.

Minimum Order: 2 pieces

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