Chinese Professional Heavy Machinery Undercarriage Parts - Best-Quality dozer carrier roller – Jinjia
Chinese Professional Heavy Machinery Undercarriage Parts - Best-Quality dozer carrier roller – Jinjia Detail:
Description:
Carrier roller is suitable for ranging 0.2-120 ton mini excavators and heavy excavators and bulldozers.
The design of double code seal and life long lubrication make the track roller a healthy life and a wonderful performance.
Manufacture of hot forging processing: roller shell access to excellent flow distribution within the material structure of fiber.
Differential quenching or through quench hot heat treatment, the rollers have crack resistance effect and have a longer life span.
Production Porcess:
TOP ROLLER: Forging Material (50MN) Cover Material(QT450) Shaft( 45#)
Degree of depth: 3mm (Shaft: 1.5-2mm) Hardness: HRC53-56
Roller Body:Forging—Turning operation—Quenching—Fine Turning operation—Pressure Bushing—Welding—Slag Shovel(clean up the body surface)
Shaft:Forging—Turning operation—Drill—Tapping—Temper—Quenching—Mill—right-handed screw
End Cover:Forging/Casting/Steel Rod—Rough and Fine Turning operation—Drill—Tapping
All Parts Ready To:Assembly—Pressure Test—Filling Oil—Spray Paint—Checking—Storage
Quality Value:
Roller shell material:50Mn
Surface Hardness:HRC53-56
Quench depth:>7mm
Roller shaft material:45#
Surface Hardness:HRC53-56
Quench depth:>2mm
End Cover material:QT450
Product detail pictures:





Related Product Guide:
We emphasize advancement and introduce new products into the market each year for Chinese Professional Heavy Machinery Undercarriage Parts - Best-Quality dozer carrier roller – Jinjia, The product will supply to all over the world, such as: Nigeria, Uganda, France, Being guided by customer demands, aiming at improving the efficiency and quality of customer service, we constantly improve goods and give more detailed services. We sincerely welcome friends to negotiate business and start cooperation with us. We hope to join hands with friends in different industries to create a brilliant future.

In general, we are satisfied with all aspects, cheap, high-quality, fast delivery and good procuct style, we will have follow-up cooperation!
