Factory wholesale Undercarriage Parts For Mini Excavators - Best-Quality dozer carrier roller – Jinjia
Factory wholesale Undercarriage Parts For Mini Excavators - 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 provide good power in high-quality and progress,merchandising,revenue and internet marketing and operation for Factory wholesale Undercarriage Parts For Mini Excavators - Best-Quality dozer carrier roller – Jinjia, The product will supply to all over the world, such as: Angola, Gabon, Manila, We have customers from more than 20 countries and our reputation has been recognized by our esteemed customers. Never-ending improvement and striving for 0% deficiency are our two main quality policies. Should you need anything, don't hesitate to contact us.

This is a honest and trustworthy company, technology and equipment are very advanced and the prodduct is very adequate, there is no worry in the suppliment.
