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Parties du train d'atterrissage rouleau porteur de pelle pour R220 R250 R290 R320
Good Quality Undercarriage Parts Excavator Carrier Roller Support Roller Wholesale The support roller (carrier roller) is mounted above the track and fitted in the middle of the track frame, serving multiple critical functional roles for crawler excavator undercarriage systems. 1 It effectively supports the upper track chain and prevents excessive sagging and violent shaking during operation. It also avoids direct collision and friction between the track and the main frame Lire la suite
Parties de roulements de rouleaux de rouleaux de rouleaux de rouleaux de rouleaux de rouleaux de rouleaux
OEM Support Roller Carrier Roller For Hyundai CAT Hitachi Komatsu Crawler Excavator Bulldozer Loader Carrier roller is professionally engineered for crawler excavators, bulldozers and loaders. Adopting high-strength alloy steel integral forging and overall heat treatment, the roller body features superior wear resistance, impact resistance and deformation resistance, adapting to harsh working conditions such as mud, sand, mining and construction sites. Equipped with precision Lire la suite
Le train de roulement de bouteur de CAT partie le rouleau de support d'excavatrice d'E312 E320 E325 E329
Good Quality Undercarriage Parts Excavator Carrier Roller Support Roller Wholesale Features of Carrier roller / support roller : 1 Precision sealing protection structure Designed with floating oil seal and multi-layer sealing system. It effectively blocks mud, water and silt infiltration and prevents internal oil leakage. 2 Low-resistance and flexible rotation performance Fitted with high-precision tapered roller bearings with low friction. It realizes flexible rotation, Lire la suite
Rouleau de support d'excavatrice de rouleau de transporteur d'OEM pour le train d'atterrissage de machines de construction
OEM High Quality Carrier Roller Support Roller For Construction Machinery Undercarriage Features of Carrier roller / support roller : The carrier roller is installed above the track and in the middle of the track frame, playing several key roles for crawler excavators. 1 Support the upper track It holds up the upper track chain to prevent excessive sagging and bouncing during operation. It also avoids violent collision and friction between the track and the chassis frame. 2 Lire la suite
Remplacement de rouleau de fond de chariot OEM pour Shantui SD22 SD32 SD42 SD52
Replacement OEM Quality Undercarriage Bottom Roller Excavator Track Roller For Shantui SD22 SD32 SD42 SD52 Track roller, also known as bottom roller, manufactured with high-strength alloy steel. Perfect fit for excavator, bulldozer and crawler undercarriage parts. Wear-resistant, waterproof, heavy load and long service life. Made of premium 40Mn2, 45# steel and ZG35CrMnSi cast steel, the roller body adopts medium frequency quenching treatment for high surface hardness and Lire la suite
Excavateur à roue de guidage à rouleaux pour CAT Komatsu Volvo Hyundai Shantui Hitach
Guide Wheel Guide Roller Idler For CAT Komatsu Volvo Hyundai Shantui Hitach Excavator Bulldozer Loader Structure of Guide Wheel(Idler) : Wheel body: the main body of idler in contact with the track shoes Wheel hub/shaft sleeve: Internally installed shaft sleeve or sliding bearing Wheel axle: fixed on the tensioning device slider Sliding bearings/shaft sleeves: Most excavator guide wheels use sliding friction, not ball bearings Floating oil seal: prevents sediment from Lire la suite
Comatsu Hyundai Track Idler Roller OEM convoyeur à courroie de suivi Idlers
Komatsu Hyundai Volvo CAT SANY SHANTUI Hitachi Excavator Track Idler Guide Roller OEM Quality The idler wheel, also known as the guide wheel, is a core component of the excavator chassis with four wheels, mainly responsible for guiding the track, supporting the load, and adjusting the tension of the track. It stabilizes the track running trajectory, avoids problems such as track loosening, deviation, derailment, and abnormal noise during operation, and greatly extends the Lire la suite
Parties détachées de train de roulement pour le D275. D155 D85.
Construction Machinery Undercarriage Spare Parts Guide Wheel Guide Roller Idler For Excavator Features of Guide Wheel: 1 High-strength wear resistance Integral cast steel forging with high-frequency quenching treatment, high hardness, impact resistance, deformation resistance, suitable for mine, earthwork, muddy and harsh working conditions. 2 Stable track guiding Precision structure keeps track tight, effectively prevent track deviation, derailment and abnormal noise, ensure Lire la suite
Chaîne de roue OEM pour le châssis de l'excavateur Shantui CAT Komatsu Hitachi
OEM Good Quality Sprocket Wheel Driving Wheel For Shantui CAT Komatsu Hitachi Excavator Chassis Parts Features of sprocket wheel (driving wheel): 1 High strength and wear-resistant material Adopting alloy steel forging and carburizing quenching heat treatment, the tooth surface has high hardness, is resistant to gravel wear, impact, and is not easy to break teeth and edges, suitable for harsh working conditions such as heavy loads in mines and construction sites. 2 Accurate Lire la suite
