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:





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We depend on sturdy technical force and continually create sophisticated technologies to meet the demand of Chinese Professional Heavy Machinery Undercarriage Parts - Best-Quality dozer carrier roller – Jinjia, The product will supply to all over the world, such as: Florida, Qatar, Barcelona, We maintain long-term efforts and self-criticism, which helps us and improvement constantly. We strive to improve customer efficiency to save costs for customers. We do our best to improve the quality of product. We will not live up to the historic opportunity of the times.
The factory workers have rich industry knowledge and operational experience, we learned a lot in working with them,we are extremely grateful that we can encount a good company has excellent wokers.




