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Good quality Track Bottom Lower Roller - 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 wholesale 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... -
Hot sale Metal 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 ... -
Hot-selling Cqc Track Roller Ex1200 - 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 ... -
Low price for Lubricated Track Link – 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... -
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. -
Factory Cheap Hot Tooth Bucket Pc400 - 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... -
Excellent quality Upper Chain 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... -
100% Original Excavator Drive 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... -
Chinese wholesale Track Roller Double - CAT excavator undercarriage part 345/349 track/bottom roller made in china – Heli
roller shell material:50Mn/45# surface hardness:HRC48-58 Quench depth:>9mm Roller shaft material:45# Surface hardness:HRC48-58 Quench depth:>3mm Collar material:QT450-10 Weight:83.5kg Installation size:378mm,130mm What is track roller? The function of the track roller is to convey the weight of an excavator to the ground .When an excavator is run on uneven ground ,track rollers carry a tremendous impact Therefore ,the support of track rollers is huge .Moreover u5 if it is of poor qu... -
Hot-selling Mini Excavator Drive 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... -
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...
