Good User Reputation for China Carrier Roller Top Roller Upper Roller for Cat Dozer D4 D4c D4d D4e D4h Cr2880 3K7962 6K9879 6K9880

We know that we only thrive if we could guarantee our combined price competiveness and high quality advantageous at the same time for Good User Reputation for China Carrier Roller Top Roller Upper Roller for Cat Dozer D4 D4c D4d D4e D4h Cr2880 3K7962 6K9879 6K9880, We are able to customize the solutions according to your needs and we can easily pack it for you when you purchase.
We know that we only thrive if we could guarantee our combined price competiveness and high quality advantageous at the same time for China Carrier Roller, Top Roller, we sincerely hope to establish a good and long-term business relationship with your esteemed company through this opportunity, based on equality, mutual benefit and win-win business from now to the future. “Your satisfaction is our happiness”.

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：QT450We know that we only thrive if we could guarantee our combined price competiveness and high quality advantageous at the same time for Good User Reputation for China Carrier Roller Top Roller Upper Roller for Cat Dozer D4 D4c D4d D4e D4h Cr2880 3K7962 6K9879 6K9880, We are able to customize the solutions according to your needs and we can easily pack it for you when you purchase.
Good User Reputation for China Carrier Roller, Top Roller, we sincerely hope to establish a good and long-term business relationship with your esteemed company through this opportunity, based on equality, mutual benefit and win-win business from now to the future. “Your satisfaction is our happiness”.