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Hot sale Roller Lower - Komatsu excavator undercarriage part PC200 track/bottom roller made in china – Heli
roller shell material:50Mn/45# surface hardness:HRC48-58 Quench depth:>7mm Roller shaft material:45# Surface hardness:HRC48-58 Quench depth:>2mm Collar material:QT450-10 Weight:41kg Installation size:310mm,110mm Features and requirements The function of the track roller is to transmit the weight of the locomotive unit to the ground and roll on the track. In order to prevent derailment, the track roller should also be able to prevent the crawler from causing lateral relative movement to ... -
Bottom price Mini Excavator Sprocket - CAT excavator undercarriage part sprocket 345/349 made in China – Heli
Material:ZF40Mn/ZG35Mn Surface hardness:HRC 48-58 Quench depth:root tooth>5mm top tooth>8mm Weight:83kg Installation size:24H,23T What is sprocket? provided by power generator of an excavator is conveyed to track link by running motor and sprocket . The teeth of sprocket rim should fit the track link well and should be able to drive the link steadily .Even when the link stretches due towear and uz teat of its pin and bushing ,the teeth should fit well Usually ,a sprocket rim is plac... -
Hot-selling Cqc Track Roller Ex1200 - Hitachi excavator undercarriage part EX200 track/bottom roller made in china – Heli
roller shell material:50Mn/45# surface hardness:HRC48-58 Quench depth:>7mm Roller shaft material:45# Surface hardness:HRC48-58 Quench depth:>2mm Collar material:QT450-10 Weight:40kg Installation size:290mm,102mm What is track roller? The supporting wheel is used to support the weight of the tractor, while rolling on the track (rail link) or the surface of the crawler track. It is also used to limit the crawler and prevent lateral slippage. When the tractor turns, the rollers force the t... -
Hot-selling Cqc Track Roller Ex1200 - Hitachi excavator undercarriage part EX200 track/bottom roller made in china – Heli
roller shell material:50Mn/45# surface hardness:HRC48-58 Quench depth:>7mm Roller shaft material:45# Surface hardness:HRC48-58 Quench depth:>2mm Collar material:QT450-10 Weight:40kg Installation size:290mm,102mm What is track roller? The supporting wheel is used to support the weight of the tractor, while rolling on the track (rail link) or the surface of the crawler track. It is also used to limit the crawler and prevent lateral slippage. When the tractor turns, the rollers force the t... -
High definition Cqc Track Roller Zax870 - Excavator undercarriage part EC290 track/bottom roller made in china – Heli
roller shell material:50Mn/45# surface hardness:HRC48-58 Quench depth:>8mm Roller shaft material:45# Surface hardness:HRC48-58 Quench depth:>3mm Collar material:QT450-10 Weight:53.5kg Installation size:320mm,112mm Features and requirements The function of the track roller is to transmit the weight of the locomotive unit to the ground and roll on the track. In order to prevent derailment, the track roller should also be able to prevent the crawler from causing lateral relative movement t... -
China Cheap price Pc200-8 Top Roller - Excavator undercarriage part carrier/up roller Komatsu PC200 made in China – Heli
Roller shell material:50Mn/45# Surface hardness:HRC48-58 Quench depth:>4mm Roller shaft material:45# Surface hardness:HRC48-58 Quench depth:>2mm Base collar material:QT450-10/45# WEIGHT:20Kg Introduction of carrier wheels Rollers crawler construction machine is an area of undercarriage parts, and its primary role is to support the weight of the excavator and a bulldozer, so proceed along the track wheels. The purpose of the sprocket wheel The supporting wheel is one of the four wheels o... -
Wholesale Steel Excavator Sprocket - Hitachi excavator undercarriage part sprocket EX200 made in China – Heli
Material:ZF40Mn/ZG35Mn Surface hardness:HRC 48-58 Quench depth:root tooth>4mm top tooth>6mm Weight:83kg Installation size:16H,23T Characteristics of sprocket The drive gear block is the undercarriage parts of the construction machinery. This is an old product with many years of technology accumulation. With unremitting exploration and research, the craftsmanship is improving day by day. Dripping water through the stone, there should be a suitable return in the end. Such products are of ... -
Chinese Professional Double Flange Track Roller Assy - Hitachi excavator undercarriage part EX200 track/bottom roller made in china – Heli
roller shell material:50Mn/45# surface hardness:HRC48-58 Quench depth:>7mm Roller shaft material:45# Surface hardness:HRC48-58 Quench depth:>2mm Collar material:QT450-10 Weight:40kg Installation size:290mm,102mm What is track roller? The supporting wheel is used to support the weight of the tractor, while rolling on the track (rail link) or the surface of the crawler track. It is also used to limit the crawler and prevent lateral slippage. When the tractor turns, the rollers force the t... -
Factory Supply Pc200-7 Carrier Roller - Excavator undercarriage part carrier/up roller CAT345/349 made in China – Heli
Roller shell material:50Mn/45# Surface hardness:HRC48-58 Quench depth:>6mm Roller shaft material:45# Surface hardness:HRC48-58 Quench depth:>3mm Base collar material:QT450-10/45# WEIGHT:48.5Kg What Is Carrier/up Roller ? The function of carrier rollers is to carry the track link upwards ,make certain things are linked tightly , and enable the machine to faster and more steadily Our products use special steel and produced by new process .Every procedure goes through strict inspection and... -
New Arrival China Excavator Drive Sprockets - CAT excavator undercarriage part sprocket 345/349 made in China – Heli
Material:ZF40Mn/ZG35Mn Surface hardness:HRC 48-58 Quench depth:root tooth>5mm top tooth>8mm Weight:83kg Installation size:24H,23T What is sprocket? provided by power generator of an excavator is conveyed to track link by running motor and sprocket . The teeth of sprocket rim should fit the track link well and should be able to drive the link steadily .Even when the link stretches due towear and uz teat of its pin and bushing ,the teeth should fit well Usually ,a sprocket rim is plac... -
2021 High quality Excavator Undercarriage Sprocket - Hitachi excavator undercarriage part sprocket EX200 made in China – Heli
Material:ZF40Mn/ZG35Mn Surface hardness:HRC 48-58 Quench depth:root tooth>4mm top tooth>6mm Weight:83kg Installation size:16H,23T Characteristics of sprocket The drive gear block is the undercarriage parts of the construction machinery. This is an old product with many years of technology accumulation. With unremitting exploration and research, the craftsmanship is improving day by day. Dripping water through the stone, there should be a suitable return in the end. Such products are of ... -
Manufacturer for 18s Bucket Tooth - DH300RC 2713-1219RC Bucket Teeth – Heli
Material: Special alloy steel Length288mm Weight:7.8kg Aperture:25mm Impact energy：30J The difference between cast bucket teeth and forged bucket teeth Although bucket teeth are small parts of excavators, they are not expensive, but they cannot be replaced. Bucket teeth generally have the difference between cast bucket teeth and forged bucket teeth. Generally, forged bucket teeth are more wear-resistant and harder, and their service life is cast. Bucket teeth are about 2 times, and the price...
