Komatsu PC60-6 Upper Carrier Roller Excavator Track Parts Corrosion Resistance

Factory Price PC60-6 Lug-Pattern Excavator Top Roller Carrier Roller for 6-Ton Komatsu PC60-6-Series

The PC60-6 Top Roller is a critical undercarriage component for the Komatsu PC60-6 excavator, designed to support the track between the sprocket and idler. This precision-engineered component ensures durability, excellent load-bearing capacity, and smooth operation in compact construction machinery.

The top roller plays a key role in maintaining track alignment, reducing friction, and extending the life of adjacent parts like track links and idlers.

Our production involves rigorous quality-controlled processes:

• High-grade Material Selection: Components are crafted from premium materials for maximum durability
• Outer Race/Shell: High-carbon chromium bearing steel (SUJ2) for superior hardness and wear resistance
• Inner Roller/Spindle: Alloy steel (SCM440) engineered to withstand significant radial and axial loads
• Seals & Lubrication: Nitrile rubber (NBR) seals for oil resistance with lithium-based grease for long-term lubrication
• Quality Assurance: All materials undergo thorough inspection for chemical composition and mechanical properties using spectrometers and hardness testers