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Help CenterPremium Excavator Undercarriage Spare Parts Track Rollers Compatible With Komatsu PC Models
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As a leading manufacturer based in Xuzhou, Jiangsu, Xuzhou Guozi Intelligent Technology Co., Ltd. specializes in premium undercarriage components for heavy machinery. Our Komatsu-compatible track rollers deliver exceptional durability and performance, engineered to withstand the most demanding excavation environments. These critical components ensure optimal track chain alignment and weight distribution, directly impacting your equipment's productivity and operational costs.
Core Technical Specifications:
- Manufactured from forged alloy steel with Brinell hardness rating of 340-420 HB
- Precision-machined to ±0.05mm tolerance for perfect fitment
- Advanced triple-seal protection system prevents contamination ingress
- Heat-treated surfaces provide exceptional resistance to abrasion
- Pre-lubricated with high-temperature lithium complex grease
| Model Compatibility | Outer Diameter | Bore Size | Width |
|---|---|---|---|
| PC200/PC220 Series | 180±0.5mm | 60±0.02mm | 72±0.1mm |
| PC300/PC400 Series | 210±0.5mm | 70±0.02mm | 85±0.1mm |
Operational Advantages:
- Reduces undercarriage vibration by up to 40% compared to standard rollers
- Extends service intervals by 2-3 times through superior sealing technology
- Minimizes premature track link wear through precise dimensional accuracy
- Decreases fuel consumption by maintaining optimal track tension
- Features universal bolt patterns for straightforward installation
Backed by Xuzhou Guozi's decade-long expertise in heavy equipment components, these track rollers undergo rigorous quality control including magnetic particle inspection and rotational balance testing. Our manufacturing facility in Jiangsu utilizes CNC machining centers and automated heat treatment lines to ensure consistent performance across all production batches.
Frequently Asked Questions:
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Q: Are these rollers compatible with both new and older Komatsu PC models?
A: Yes, our rollers are reverse-engineered to match OEM specifications across multiple PC series generations. -
Q: What is the expected service life under normal operating conditions?
A: When properly maintained, our rollers typically last 3,500-5,000 operating hours depending on application severity. -
Q: Do you provide installation guidance with the product?
A: Comprehensive installation manuals with torque specifications are included with every shipment. -
Q: Can I order custom quantities for my fleet maintenance program?
A: We offer flexible quantity options from single units to palletized shipments with volume discounts. -
Q: How do your rollers perform in abrasive soil conditions?
A: The hardened surface layer (55-60 HRC) provides exceptional resistance to gouging and scratching. -
Q: What packaging standards do you use for international shipments?
A: Each roller is individually wrapped in anti-corrosion paper and crated in reinforced wooden boxes.
With over 200 global clients in construction and mining sectors, Xuzhou Guozi maintains strict compliance with international mechanical standards. Our track rollers undergo simulated load testing at 150% of rated capacity to guarantee structural integrity. Contact our engineering team today for personalized technical consultation and discover how our undercarriage solutions can reduce your maintenance costs by up to 30%.
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