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Hot New Products Roller Df - 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... -
Excellent quality Cqc Track Roller Pc1250 - 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 ... -
Factory wholesale Case 350 Dozer Front Idler - Excavator undercarriage part front idler CAT345/349 made in china Idler – Heli
Idler shell material:ZG40Mn Surface hardness:HRC48-58 Quench depth:>6mm Shaft material:45# Surface hardness:HRC48-58 Quench depth:>3.5mm Idler support material:QT450-10/ZG35 Weight:310kg What is idler? The function of an idler is to guide the track links into running smoothly and to prevent dislocation. Idlers also carry some weight and therefore increasing the track links and decreasing ground pressure.There is also an arm in the center which supports the track link and guides the two... -
2021 wholesale price Kx161-3 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... -
Good quality Kx91-3 Top 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... -
Professional China Idler Assy - Excavator undercarriage part front idler CAT345/349 made in china Idler – Heli
Idler shell material:ZG40Mn Surface hardness:HRC48-58 Quench depth:>6mm Shaft material:45# Surface hardness:HRC48-58 Quench depth:>3.5mm Idler support material:QT450-10/ZG35 Weight:310kg What is idler? The function of an idler is to guide the track links into running smoothly and to prevent dislocation. Idlers also carry some weight and therefore increasing the track links and decreasing ground pressure.There is also an arm in the center which supports the track link and guides the two... -
OEM/ODM China Pc400 Bucket Tooth - DH360/370 2713-0032RC Bucket Teeth – Heli
Material: Special alloy steel Length:314mm Weight:11.1kg Aperture:27mm Impact energy：28J Excavator bucket teeth is the important part of excavator for construction machinery,like human teeth.Bucket teeth is always fitted with the adapter using a pin. Common bucket teeth in the market are served for excavator like:Caterpillar,komatsu,Hitachi,Daewoo,ect.As bucket teeth is worked in a hard environment,so the wear-resistance is quite important,it will directly affect the working life and perform... -
Wholesale Kx161-3 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... -
Hot New Products Rear 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... -
China Cheap price Tooth Bucket - 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... -
Cheap PriceList for Dozer Idler Wheel - Excavator undercarriage part front idler CAT345/349 made in china Idler – Heli
Idler shell material:ZG40Mn Surface hardness:HRC48-58 Quench depth:>6mm Shaft material:45# Surface hardness:HRC48-58 Quench depth:>3.5mm Idler support material:QT450-10/ZG35 Weight:310kg What is idler? The function of an idler is to guide the track links into running smoothly and to prevent dislocation. Idlers also carry some weight and therefore increasing the track links and decreasing ground pressure.There is also an arm in the center which supports the track link and guides the two... -
Hot-selling Kx121-3 Top Roller - Hitachi excavator undercarriage part carrier/up roller EX200 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:48.5Kg WHAT IS CARRIER/UP ROLLER? The function of the supporting roller is to support the crawler belt upwards to make the crawler belt a certain degree of tension. Why choose us? Heli Machinery Manufacturing Co., Ltd. was founded in 2000 and is a highly creative technology company. The company’s m...
