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 retain bettering and perfecting our merchandise and service. At the same time, we do the job actively to do research and improvement for Chinese Professional Heavy Machinery Undercarriage Parts - Best-Quality dozer carrier roller – Jinjia, The product will supply to all over the world, such as: azerbaijan, Birmingham, Bahrain, Our company regards "reasonable prices, efficient production time and good after-sales service" as our tenet. We hope to cooperate with more customers for mutual development and benefits. We welcome potential buyers to contact us.
Product quality is good, quality assurance system is complete, every link can inquire and solve the problem timely!




