Product Video
Products Description
|
Brand |
Product Name |
Model |
Weight/pc |
Part Number |
|
Komatsu
|
Carrier Roller Assembly |
PC2000-8 |
124KG |
21T-30-00220 |
We supply all models of komatsu excavator carrier roller. If you need to know other models, please contact us.
|
Product Name |
Carrier Roller Assembly |
|
Part Number |
21T-30-00220 |
|
Origin |
Japan
|
|
Brand Name |
STONE |
|
Model |
PC2000-8 |
|
Price |
Negotiable |
|
Packing Details |
Standard Export Packing |
|
Delivery Time |
0-30 Days |
|
Payment Term |
L/C, T/T |
|
Price Term |
FOB, CIF, CFR |
|
Supply Capacity |
50,000 PCS/Month |
|
Minimum Order Quantity |
1 PC |
|
Material |
High Quality Steel |
|
Technology |
Precision Machining |
|
Surface |
Treatment Anti-Corrosion Coating |
|
Hardness |
HRC 48-52 |
|
Quality |
Original Factory Standard |
|
After-Sales Service |
Full Support, Online Service |
|
Color |
Customizable |
|
Application |
Excavator
|
|
Customizable |
including customized materials, surface treatment and specifications |
Product related information
Komatsu PC2000-8
mining excavator
Specifications:
Engine Power：728/976 kW/HP
Operating weight (kg)：195-204 t.
Bucket Capacity：15.3m³
Digging Depth：9,24 m
Track
Number of shoes (each side):8
Number of carrier rollers (each side):8
Shoe width (standard)(mm):810mm
STONE : Product Advantages
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 |
 |
Material selection
Material selection
PC2000 carrier roller is made of high-purity high-quality alloy steel with extremely low impurity content to ensure stable performance.
Composition blending
The alloy composition formula contains a variety of rare metal elements, which significantly improves the overall performance of the material.
Fatigue resistance
PC2000 carrier roller has strong fatigue resistance and can withstand long-term repeated loads without fatigue cracks.
Impact resistance
The material has excellent toughness and can effectively absorb impact energy to prevent breakage when subjected to sudden impact.
Strict quality inspection
We conduct strict quality inspection on raw materials, and each batch of PC2000 carrier roller meets the international high standards.
Low temperature resistance
The material has outstanding resistance to low temperature brittleness and can work normally in cold areas without becoming brittle due to low temperatures.
Processing technology
PC2000 carrier roller adopts advanced heat treatment technology, which performs overall quenching and tempering on the wheel body, significantly improving the surface hardness while maintaining good toughness of the core.
Laser surface treatment technology is used to further improve surface properties and enhance wear resistance and corrosion resistance.
The welding parts adopt advanced automatic welding equipment, and the welds are of high quality without defects such as pores and cracks.
Using advanced coating technology, the coating has strong adhesion and good uniformity, effectively preventing PC2000 carrier roller from rusting and corrosion.
Performance advantages
Dynamic response
The Komatsu PC 2000 carrier roller can operate stably for a long time in harsh environments such as high temperature and high humidity without affecting performance.
It has good seismic resistance and can work normally even under conditions of large vibration. It also has high rotation flexibility and can quickly respond to changes in the movement of the track.
Stable Operation
The Komatsu PC2000 carrier roller excels in operational stability and economy. Its minimal vibration during rotation ensures stable crawler operation. Its large contact area with the crawler disperses pressure and reduces localized wear.
Its low rolling resistance reduces the excavator's energy consumption and significantly improves fuel economy.
tire change & repair
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Durability
The PC2000 carrier roller offers exceptional durability and adaptability to various operating conditions. The carrier roller has a low wear rate and a long service life, reducing replacement frequency and costs.
It also cushions track wear, extending track life. It also operates stably at varying speeds, adapting to the diverse needs of excavator operations.
STONE
Stone is a leading supplier of engineering machinery parts, focusing on providing high-quality parts for mining companies. Since its establishment in 2004, we have been based in Shanghai, China, and have built our own brand STONE, becoming a trusted choice in the industry. We are committed to providing a variety of parts including bulldozers, excavators and wheel loaders for well-known brands such as Caterpillar and Komatsu. Our product line covers a full range of OEM parts, such as Track Chain, Track Rollers, Sprocket, Excavator Buckets, Blades, Excavator Cylinders, Swing Circles, and various electrical and hydraulic components to ensure that our customers' stringent requirements for quality and performance are met.
quality
years experience
service
hours warrant
Q＆A
How does the PC2000 carrier roller assembly adapt to different track pitches?
A: The carrier roller can be adapted to a variety of track pitches to meet different operational requirements. For example, for tracks with a smaller pitch, the carrier roller structure is designed to be relatively compact, offering high operational flexibility. This effectively reduces the resistance of the track during operation, making it suitable for operations requiring high mobility, such as those in confined spaces during urban construction.
For tracks with a larger pitch, the carrier roller has a larger support area, allowing it to more stably support the track in heavy-loaded environments, such as mining, ensuring smooth operation of the equipment under harsh road conditions. When selecting a carrier roller, we will precisely match the most suitable carrier roller model for you based on the track pitch used by your equipment, ensuring that the two work together for optimal performance.
The carrier roller makes unusual noises but is not severely worn. What could be the cause?
A: If the carrier roller makes abnormal noises but is not severely worn, there may be the following reasons:
Insufficient lubrication: There is insufficient lubricant between the carrier roller and the shaft or other mating parts, resulting in dry friction and abnormal noise. In this case, timely addition of appropriate lubricant can usually alleviate the problem.
Installation position deviation: If the relative position of the carrier roller and other components is not accurate during installation, local friction or collision may occur during operation, resulting in abnormal noise. The installation accuracy needs to be checked and adjusted;
Internal parts are loose. Although the wheel body is not obviously worn, some small parts inside the carrier roller, such as fixing bolts and bearing retainers, are loose, which will also produce abnormal noise during operation. Disassemble and check and tighten the relevant parts.
What should I pay attention to when maintaining the PC2000 carrier roller?
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