High Wear Resistance and Long Service Life PC200-7 Carrier Roller for Komatsu

Komatsu PC200-7 Carrier Roller, Low Temperature Resistant Top Roller, Anti-Crack Grease Sealed Undercarriage Parts, Heavy Duty Excavator Spare Parts for Russia Frozen Soil Mining & Cold Region Construction, OEM Replacement In Stock.

he High Wear Resistance PC200-7 Carrier Roller for Komatsu is a durable excavator undercarriage part designed to support upper track chain movement and maintain stable crawler system performance under demanding working conditions. Manufactured from high-strength alloy steel and processed with advanced heat treatment technology, this excavator top roller delivers excellent wear resistance, reliable sealing performance, and long operational lifespan.

Engineered specifically for Komatsu PC200-7 excavators, this heavy-duty upper roller is suitable for mining, construction, quarry, and earthmoving applications where stable and efficient undercarriage operation is essential.

Main Features of PC200-7 Carrier Roller

Excellent Wear Resistance

Advanced heat treatment technology improves surface hardness and reduces wear caused by continuous track movement.

Long Service Life

Reinforced internal structure and durable material selection help extend operational lifespan under heavy-duty conditions.

Stable Upper Track Support

Supports smooth upper track chain movement and improves excavator crawler system stability.

Reliable Sealing Technology

High-quality floating seals effectively prevent oil leakage, dust intrusion, and premature component wear.

Precision-engineered Manufacturing

Accurate CNC machining ensures balanced rotation and stable installation compatibility.

Suitable for Harsh Working Conditions

Designed for mining sites, quarry operations, construction projects, and rough terrain applications.

Applications

The Komatsu PC200-7 carrier roller is widely used in:

• Excavator undercarriage systems
• Mining machinery
• Quarry equipment
• Construction projects
• Earthmoving operations
• Road construction machinery
• Heavy-duty crawler excavators

Advantages of Our Excavator Carrier Rollers

• Professional undercarriage parts manufacturer
• Strict quality inspection standards
• Stable hardness and structural durability
• Competitive factory direct pricing
• OEM & ODM customization support
• Fast production and delivery service
• Experienced international export team

Manufacturing Process

Each PC200-7 top roller is produced using advanced manufacturing technologies:

Forged Steel Processing

Improves internal density and enhances impact resistance.

CNC Precision Machining

Ensures accurate dimensions and stable rotational performance.

Heat Treatment Hardening

Enhances wear resistance and operational durability.

Automatic Welding Technology

Improves product structural stability and reliability.

Oil Seal & Leakage Testing

Every carrier roller undergoes strict sealing inspection before shipment.

Product Benefits

Using high-quality excavator carrier rollers can help:

• Extend undercarriage service life
• Reduce abnormal track wear
• Improve machine operational stability
• Lower maintenance costs
• Reduce equipment downtime
• Improve excavation efficiency

FAQ

What is the function of a carrier roller?

A carrier roller supports the upper section of the track chain and helps maintain stable crawler movement during excavator operation.

Why is wear resistance important for carrier rollers?

High wear resistance helps extend service life, reduce maintenance costs, and improve undercarriage reliability.

Do you support OEM manufacturing?

Yes. We provide OEM production according to customer samples, drawings, and technical specifications.

Can you export worldwide?

Yes. Our excavator undercarriage parts are exported to Southeast Asia, Africa, South America, the Middle East, and Europe.

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High Wear Resistance, Long Service Life, PC200-7 Carrier Roller, Low Temperature Resistant, high-strength alloy steel