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2021 Good Quality Up 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... -
China Cheap price Undercarriage Parts Track Link Chains - 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... -
Low price for Lubricated Track Link – Caterpillar E330 Track Link Assembly with High Quality – Heli
Raw material: Our carbon steel and special steel are supplied by the big companies all over China. -
OEM manufacturer Track Roller 320d – 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... -
2021 wholesale price Tooth Bucket Excavator - 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... -
Reasonable price Track And Chain - Caterpillar E330 Track Link Assembly with High Quality – Heli
Raw material: Our carbon steel and special steel are supplied by the big companies all over China. -
Excellent quality Upper Chain 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... -
High Quality Track Chain - Komatsu PC200-5 Undercarriage Parts Track Link Chains – Heli
Best Quality for komatsu PC200 excavator undercarriage parts track chain track link Warranty 2000Hours We are a professional manufacturer that is specialized in producing undercarriage spare parts for Excavator, Applicable model:for Caterpillar,for Komatsu, for Hitachi,Deawoo Hyundai, Kobelco, Sumitomo, Volvo, High Quality Warranty 2000Hours Best Quality for komatsu PC200 excavator undercarriage parts track chain track link Warranty 2000Hours excavator track link parts and so on. Crack resis... -
High definition Cqc Front Idler Pc1250 - 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... -
Chinese Professional Upper Carrier 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... -
Wholesale Price China Chain Drive 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 ... -
PriceList for Dozer 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...
