Quanzhou Mingzhu Technology Development Co., Ltd
| Supply Ability | 1500 MT/month |
| Application | Excavator |
| Product Name | Top Roller |
| MOQ | 2 Pieces |
| Technique | Forging & Casting |
| Packaging Details | Export pallet packaging |
| Color | Black |
| Delivery Time | 3-5 days |
| Type | Excavator Undercarriage parts |
| Model Number | E70B |
| Brand Name | STST |
| Place of Origin | Fujian China |
| Certification | CE、CNAS、COC、SGS、ISO |
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Product Specification
| Supply Ability | 1500 MT/month | Application | Excavator |
| Product Name | Top Roller | MOQ | 2 Pieces |
| Technique | Forging & Casting | Packaging Details | Export pallet packaging |
| Color | Black | Delivery Time | 3-5 days |
| Type | Excavator Undercarriage parts | Model Number | E70B |
| Brand Name | STST | Place of Origin | Fujian China |
| Certification | CE、CNAS、COC、SGS、ISO | ||
| High Light | e70b excavator undercarriage parts ，e70b top roller ，cat top roller | ||
The E70B Excavator Top Roller is a high-quality undercarriage component designed to support and guide the upper track chain during machine operation. Manufactured from premium-grade alloy steel and treated with advanced heat-treatment processes, this top roller delivers excellent durability, corrosion resistance, and long-lasting performance in demanding construction, mining, quarrying, and earthmoving applications.
Engineered for reliable operation and reduced maintenance requirements, the E70B carrier roller helps maintain proper track alignment, minimizes track wear, and extends the service life of the undercarriage system.
Special surface treatment and protective coatings help resist rust and corrosion, making the roller suitable for humid, muddy, and harsh working environments.
Manufactured from durable alloy steel materials that provide exceptional strength, wear resistance, and load-bearing capability.
The roller shell and shaft undergo precision heat treatment to improve hardness, reduce wear, and enhance overall service life.
Designed to support the upper track chain efficiently, reducing vibration and ensuring smoother machine movement.
Optimized sealing systems help retain lubrication and prevent contamination, reducing premature wear and extending component lifespan.
Produced using strict quality control standards to ensure dimensional accuracy, reliable fitment, and consistent performance.
Manufactured to meet or exceed OEM specifications for dependable installation and operation.,
Item | Description |
|---|---|
| Product Name | Excavator Top Roller |
| Application | E70B Excavator |
| Category | Undercarriage Parts |
| Surface Treatment | Corrosion-Resistant Coating |
| Heat Treatment | Hardened Roller Shell and Shaft |
| Sealing Type | Lifetime Lubricated Sealing System |
| Quality Standard | OEM Replacement Quality |
| Availability | Bulk Orders Available |
The E70B Top Roller is suitable for various working environments, including:
Its robust design ensures dependable performance even under continuous heavy-duty operation.
Every roller undergoes rigorous inspection and testing before shipment to ensure consistent quality and reliability.
Designed to provide an optimal balance between performance, durability, and operating cost.
Produced by an experienced undercarriage parts manufacturer with a focus on excavator and crawler equipment components.
Supporting distributors, equipment dealers, repair workshops, and fleet operators worldwide.
To maximize the lifespan of your excavator undercarriage system:
Regular maintenance helps improve machine efficiency and reduce long-term operating costs.
Yes. The roller features a corrosion-resistant surface treatment and protective coating that helps prevent rust and deterioration in wet, muddy, and demanding working environments.
This product is widely used in construction, mining, quarrying, road building, earthmoving, forestry, and infrastructure development projects.
Signs of wear may include excessive track vibration, abnormal noise, uneven track movement, oil leakage, or visible wear on the roller surface. Regular inspections are recommended to maintain optimal undercarriage performance.
E70B Top Roller, Excavator Undercarriage parts, Top Roller, Excavator Top Roller, Corrosion Resistant Top Roller
Company Details
Business Type:
Manufacturer
Year Established:
2006
Total Annual:
8000000-12000000
Employee Number:
67~120
Ecer Certification：
Verified Supplier
Quanzhou Mingzhu Technology Development Co., Ltd Quanzhou Mingzhu Technology Development Co., Ltd
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