Product Description
Komatsu PC600 Excavator Undercarriage Spare Parts - Professional Heat-treated Track Bottom Roller 9109493
1. What is a track roller?
Track rollers aren’t just components—they’re the undercarriage’s load-bearing backbone. Tasked with supporting the bulldozer’s full weight, absorbing brutal ground shocks, and accounting for over 70% of operational resistance, their role is non-negotiable.
But what guarantees their toughness? Every roller endures a 0.6 MPa (6 bar) high-pressure gas test—that’s 60% stricter than standard industry requirements. This rigorous check stops oil leaks at the source, ensuring the assembly stands strong even when constantly submerged in abrasive muck and sand. The result? A lifespan that surpasses 3,000 hours. No compromises, no shortcuts—just reliability when it matters most.
2. Engineering Excellence: Why Our Track Rollers Dominate Severe Conditions
✅ Military-Grade Sealing Integrity
Each roller undergoes rigorous 0.6 MPa (6 bar) high-pressure gas testing – 60% beyond industry standards – to guarantee zero-leak reliability in extreme conditions. This critical QC process eliminates oil seepage at the source through advanced sealing technology. Validated via accelerated wear simulations, the assemblies deliver >3,000-hour operational lifespans despite constant immersion in abrasive mixtures (e.g., silica-rich mud, granite slurry) and dynamic stresses from rock impacts. The result: field-proven resilience that slashes maintenance costs.
✅ Forged Alloy Armor Defense
Precision metallurgy for extreme environments:
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Surface Shield: 60-65 HRC hardness → Crushes wear
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Structural Core: 450MPa+ tensile strength → Defies impacts
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Shaft Defense: Triple chrome plating → Outlasts corrosion
✅ Battle-Proven Load Capacity
Engineering breakthroughs eliminating failure modes:
✓ 30% optimized load distribution → Neutralizes stress concentrations
✓ Reinforced raceways/bearings → Prevents flange wear & bending
✓ Sustained cyclical load endurance → Slashes downtime, boosts longevity
3. The Cost-Smart Solution for Mining & Heavy Earthmoving
End Excavator Downtime: Conquer Rock & Slash Costs
Problem (Pain Points):
❌ Rollers Shatter Prematurely on rock-strewn terrain
❌ Spiraling Repair Bills eating your profits
❌ Profit-Killing Breakdowns crippling productivity
Solution (Our PC600 Rollers):
✅ 22% Fuel Savings
Advanced low-resistance design cuts operating costs
✅ Seamless Komatsu Fit
Direct OEM replacement = zero installation headaches
✅ 3X Lifetime vs Standard
*Premium alloys + 3-Year Structural Warranty*
✅ >3,000-Hour Durability
Proven in granite slurry & high-impact conditions
Closing Hook:
Stop Losing Money to Weak Rollers
Protect Your Investment → Maximize ROI
Unstoppable Traction & Uptime Start Here:
Factory-Direct Pricing | ISO 9001 Certified Quality | Global Logistics Network
4. Production Processes
5. Track Roller Structure
6. Design/Structure/Main Dimensions of Installation
7. Our Advantages
* World-class quality
* Factory sale directly with reasonable price
* 35 years experience in Excavator & Bulldozer spare parts manufacturing
* Flexible payment terms including T/T, L/C and so on
* Fast delivery within 30 days after contract established
* Professional sales team, quality inspection, and report, maritime logistics guidance
* After-sale services: video technical support,24h online support
8. Hot Sale Products
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