As a direct manufacturer from Quanzhou Qiansheng Heavy Industry Machinery Co., Ltd., we supply Track Roller for Komatsu PC400 208-30-00210 with OEM-level precision and proven field durability. Designed for 40-ton excavators in mining and earthmoving, it delivers stable undercarriage support, extended service life, and reduced maintenance cost. Buyers looking to replace worn rollers or source bulk undercarriage parts can rely on our factory-direct quality, strict inspection, and fast global delivery support.
We produceTrack Roller for Komatsu PC400 208-30-00210 specifically for heavy-duty Komatsu PC400 excavators operating in harsh working environments such as mining
sites, quarries, and large-scale earthmoving projects.
At Quanzhou Qiansheng Heavy Industry Machinery Co., Ltd., we focus on real working conditions, not lab theory. Every
roller is designed based on long-term field feedback from construction fleets and machinery dealers who operate under
continuous load and impact.
Key Featuresand Engineering Strength
1. Heavy Load Bearing Structure
The roller body is forged from high-strength alloy steel (40Mn2 / 50Mn), ensuring strong resistance against
deformation under continuous 40-ton machine pressure. This structure is proven in long-hour mining operations where
undercarriage stress is constant.
2. Deep Heat Treatment for Wear Resistance
Through medium-frequency induction hardening, the tread surface reaches high hardness levels with deep hardened
layers. This allows theTrack Roller for Komatsu PC400 208-30-00210 to withstand abrasive materials like granite, gravel, and mixed rock soil without premature wear.
3. Sealing System for Harsh Conditions
We use heavy-duty floating oil seals combined with precision bushings. This structure prevents mud, water, and dust
intrusion, maintaining stable lubrication even in long continuous operations.
4. OEM-Level Fit Accuracy
Each unit is machined according to original Komatsu specifications. Installation is direct replacement with no
modification required, reducing machine downtime during maintenance.
As an ISO 9001 certified factory, we apply strict inspection standards for every
Track Roller for Komatsu PC400 208-30-00210 :
· Spectrometer material verification before forging
· Ultrasonic and magnetic particle testing for internal defects
· Pressure sealing test for assembled rollers
· Dimensional inspection before packaging
These steps ensure every roller leaving our factory meets consistent industrial reliability standards.
Application Environment
This product is widely used in:
· Mining excavation projects
· Quarry stone operations
· Large-scale earthmoving engineering
· Infrastructure foundation works
· Heavy-duty construction fleets
It is especially suitable for Komatsu PC400 and similar 40-ton class excavators operating under continuous load
conditions.
Supply Capability and Service Support
We supply
Track Roller for Komatsu PC400 208-30-00210 directly from our factory with stable production capacity. OEM and bulk orders are supported with flexible
customization options including logo marking and surface color requirements.
· Factory-direct supply (no middle cost)
· Bulk order & OEM customization available
· Stable lead time for export projects
· Sample testing supported before mass order
Packaging and Global Delivery
Each roller is protected with anti-rust treatment and packed in reinforced export-grade wooden cases for long-distance
shipping. Our logistics system supports global delivery for dealers and project contractors.
FAQ
Q1: Is this Track Roller for Komatsu PC400 208-30-00210 fully interchangeable with original parts?
Yes. It is manufactured based on OEM specifications and can be installed directly without modification.
Q2: What is the service life in mining conditions?
Under normal mining operations, service life typically exceeds 2000 working hours depending on working intensity and
maintenance.
Q3: Can you support bulk supply for dealers?
Yes. We support wholesale, OEM production, and long-term supply agreements for distributors worldwide.
Q4: What inspections are done before shipment?
Each unit undergoes material testing, heat treatment verification, sealing pressure test, and final dimensional
inspection.
About Us
Quanzhou Qiansheng Heavy Industry Machinery Co., Ltd. focuses on undercarriage parts for excavators and bulldozers,
including track rollers, carrier rollers, idlers, sprockets, and track chains. With years of manufacturing experience
and stable export performance, we supply reliable solutions for global construction machinery markets.
Upgrade Your Heavy Excavator Fleet Today Lower your operating costs and maximize your machine's uptime with premium, factory-direct undercarriage parts.
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