Komatsu PC200-7 Excavator Top Roller 20-Ton Lug-Pattern
Product Specifications
| Attribute | Value |
| Condition | 100% Brand-new |
| Marketing Type | Hot Product 2025 |
| Dimension | Standard |
| Terms Of Payment | 30% Downpayment, 70% Before Shipment |
| Type | Single Flange/Double Flange |
| Heat Treatment | Quenching And Tempering |
| Certification | ISO, CE |
Product Description
The PC200-7 Top Roller is a precision-engineered component designed for Komatsu PC200-7 excavators, ensuring durability, excellent load-bearing capacity, and smooth operation in demanding construction environments.
This vital undercarriage component maintains optimal track alignment, reduces friction between the track chain and rollers, and supports the machine's weight during operation. Working in conjunction with idlers, sprockets, and carrier rollers, it ensures stability and efficiency in heavy-duty tasks like digging, pushing, and traversing rough terrain.
Manufacturing Process & Materials
- High-grade Material Selection: Components 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 with lithium-based grease for long-term lubrication
- Quality Assurance: Thorough inspection of materials for chemical composition and mechanical properties
Top Roller, Excavator Top Roller, Bottom Roller PC200-7, Bottom Roller
Frequently Asked Questions
Q: Are you a trading company or manufacturer?
A: We have over ten years of export experience and operate our own bushing factory, specializing in multiple resource integration with strong quality assurance.
Q: What is your delivery time?
A: Typically 5-8 days after order confirmation, depending on quantity.
Q: Do you provide samples?
A: Standard product samples are free; customers cover shipping costs which are refundable with order placement.
Q: How do you ensure quality?
A: We manufacture to confirmed specifications with strict quality control, including production inspections and final pre-shipment checks.
Q: Do you accept small orders?
A: We welcome all customers regardless of order size and are committed to mutual growth.
