Chinese wholesale Case Backhoe Bucket Teeth - Hitachi Excavator Track Roller Assembly 9097436 Mining Equipment part – Pingtai

Our new Hitachi undercarriage parts is a good replacement for OEM parts for EX1100 series .When high quality is a requirement and low cost is necessary, our products is your solution. Excellent with warranty time 6 months to 2 years.

The main advantages of our track roller of EX1100

The material of the Hitachi EX1100 track 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 material of the center shaft of the track roller forged by 42CrMo.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 track roller is polished by CNC machine tool to make the shaft smoother.

High sealing aprons are used inside the track roller to prevent dirt, sand and water from damaging it.

The track roller 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.