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2021 China New Design 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... -
Super Lowest Price 450 Case Dozer Front Idler - Excavator undercarriage part front idler CAT345/349 made in china – Heli
Idler shell material:ZG40Mn Surface hardness:HRC48-58 Quench depth:>4mm Shaft material:45# Surface hardness:HRC48-58 Quench depth:>2.5mm Idler support material:QT450-10/ZG35 Weight:310kg What is idler? The guide wheel is used to guide the track to revolve correctly and prevent it from running and deviating. Most excavators also play the role of supporting wheels. This can increase the contact area of the crawler to the ground and reduce the ground pressure. The guide wheel surface is ma... -
China Cheap price Roller Grp - 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 Cheap Hot 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... -
New Arrival China Fyzg Track Link Pc400 - Top quality undercarriage parts PC400-6 track link assy – Heli
What are the advantages of our EXCAVATOR track link assembly The chain material is 35MnB forging, and the bushings and pins are 40Cr. Overall quenching and tempering heat treatment, internal and external medium frequency. The internal and external precision polishing finish can reach 0.2. Achieve high precision, more wear resistance and longer service life. After the assembly is completed, the finished product is shot blasted as a whole. which has stronger adhesion and makes the overall appea... -
Manufacturer for Sprocket Gear - Komatsu excavator undercarriage part sprocket PC200 made in China – Heli
Material:ZF40Mn/ZG35Mn Surface hardness:HRC 48-58 Quench depth:root tooth>4mm top tooth>6mm Weight:39kg Installation size:20H,21T 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... -
Chinese Professional Upper Carrier 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... -
Bottom price Upper Pressure 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 Bucket Tooth - Cat345rc 9w8552rc John Deere 400 Bucket Teeth – Heli
Material: Special alloy steel Length:390mm Weight:23.2kg Aperture:35mm Impact energy：32J What is bucket teeth? Bucket teeth of excavators are important parts of excavators, similar to human teeth, but also vulnerable parts. They are combined bucket teeth composed of a tooth seat and a tooth tip, and the two are connected by a pin shaft. Because the part of the bucket tooth wear and failure is the tooth tip, just replace the tooth tip. Why chose us? Our bucket teeth are all forged. The most p... -
Factory Supply Excavator Track Sprocket - Komatsu excavator undercarriage part sprocket PC200 made in China – Heli
Material:ZF40Mn/ZG35Mn Surface hardness:HRC 48-58 Quench depth:root tooth>4mm top tooth>6mm Weight:39kg Installation size:20H,21T 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... -
PriceList for Fyzg Track Link D4d - Top quality undercarriage parts PC400-6 track link assy – Heli
What are the advantages of our EXCAVATOR track link assembly The chain material is 35MnB forging, and the bushings and pins are 40Cr. Overall quenching and tempering heat treatment, internal and external medium frequency. The internal and external precision polishing finish can reach 0.2. Achieve high precision, more wear resistance and longer service life. After the assembly is completed, the finished product is shot blasted as a whole. which has stronger adhesion and makes the overall appea... -
Wholesale Price China Chain Drive 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...
