High-Quality Mining Rollers from China Suppliers - Durable Factory Manufacturing for Extreme Environments
Product Introduction
GB3077-2015
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40Cr
Forging, roughing, heat treatment, finishing, boring and washing, tapping.
Strong acid and alkali resistance, high temperature resistance, long service life, smooth surface, beautiful appearance.
Mineral resources.
Engineered for Extreme Mining Operations
This heavy-duty conveyor roller is precision-crafted for the world's most demanding mining environments, including the rigorous conditions of the Democratic Republic of Congo. Manufactured from premium 40Cr alloy steel (AISI 5140 equivalent), it undergoes monolithic forging to achieve uncompromising structural integrity. Our multi-stage process—including rough machining, controlled heat treatment, precision grinding, boring, and threading—ensures exceptional performance.
- Impact Resistance to withstand rockfall & shock loads
- Wear-Life Superiority against abrasive ores and dust
- Zero-Failure Reliability in 24/7 continuous operations
Built to endure +50% longer service cycles than conventional rollers, it minimizes downtime while maximizing throughput in high-impact transfer points. Every unit delivers certified performance under ISO 9001 quality assurance, offering mine operators lower TCO (Total Cost of Ownership) through reduced maintenance and replacement frequency.
It can also undertake non-standard flanges and various forgings such as gears, shafts and modules as required by customers. The material quality is guaranteed, and a strict quality assurance system has been established in processing procedures like forging, turning, drilling and heat treatment. Currently, the monthly production capacity of flanges of various specifications reaches 500 tons.
Why Choose Us?
Product Display
Frequently Asked Questions
What manufacturing standards do your mining rollers comply with?
Our heavy-duty conveyor rollers are manufactured in strict compliance with the GB3077-2015 standard. Additionally, our production processes align with API, CE, and ASME quality and design requirements to ensure international compatibility.
What material is used for these conveyor rollers?
They are fabricated using premium 40Cr alloy steel (equivalent to AISI 5140), which undergoes monolithic forging and controlled heat treatment to maximize strength, wear resistance, and load capacity.
Can you produce customized or non-standard forgings?
Yes. We can customize non-standard flanges and various forgings—including gears, shafts, and modules—to match specific customer dimensions and operational requirements.
In what industries are these rollers primarily applied?
These rollers are engineered specifically for mineral resource extraction, high-impact transfer points, and harsh mining operations where equipment is exposed to heavy loads, abrasive dust, and extreme environments.
How do your rollers improve service life and reduce cost?
By utilizing forged 40Cr steel and precision heat treatments, our rollers achieve a +50% longer service cycle compared to conventional rollers. This reduces replacement frequency, minimizes downtime, and lowers the overall Total Cost of Ownership (TCO).

