Good Quality China Undercarriage Parts Bulldozer D150A-1/D155A-1 175-30-00515 Top Roller Carrier Roller for Komatsu
Persisting in “High quality, Prompt Delivery, Aggressive Price”, we have established long-term cooperation with clientele from both equally overseas and domestically and get new and old clients’ higher comments for Good Quality China Undercarriage Parts Bulldozer D150A-1/D155A-1 175-30-00515 Top Roller Carrier Roller for Komatsu, We will wholeheartedly welcome all clients in the industry both at home and abroad to cooperate hand in hand, and create a bright future together.
Persisting in “High quality, Prompt Delivery, Aggressive Price”, we have established long-term cooperation with clientele from both equally overseas and domestically and get new and old clients’ higher comments for Bulldozer Upper Roller, China Carrier Roller for Komatsu, We also have good cooperation relationships with many good manufacturers so that we can present almost all of auto parts and after-sales service with high quality standard,lower price level and warmly service to meet demands of customers from different fields and different area.
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：QT450Persisting in “High quality, Prompt Delivery, Aggressive Price”, we have established long-term cooperation with clientele from both equally overseas and domestically and get new and old clients’ higher comments for Good Quality China Undercarriage Parts Bulldozer D150A-1/D155A-1 175-30-00515 Top Roller Carrier Roller for Komatsu, We will wholeheartedly welcome all clients in the industry both at home and abroad to cooperate hand in hand, and create a bright future together.
Good Quality China Carrier Roller for Komatsu, Bulldozer Upper Roller, We also have good cooperation relationships with many good manufacturers so that we can present almost all of auto parts and after-sales service with high quality standard,lower price level and warmly service to meet demands of customers from different fields and different area.
