Discover the ultimate heavy-duty solution for demanding bulk material handling applications. Belt Tech’s 3 Ply 330 Grade 1 Conveyor Belt. It has a 1/4″ top cover x 1/16″ bottom cover. Thus, delivering superior performance where standard belts fail. This premium 330 PIW 3-ply conveyor belt is engineered for maximum durability. For fields like mining, aggregate, quarries, sand and gravel operations, recycling, and other high-abrasion environments.
Superior Abrasion, Gouging, and Tear Resistance
Built to RMA Grade 1 standards, this heavy duty 3 ply 330 conveyor belt features a thick 1/4″ SBR top cover. It provides exceptional resistance to abrasion, gouging, and tearing. The rugged construction stands up to sharp rocks, heavy loads, and constant impact far better than economy-grade alternatives. With the belt often lasting twice as long. Its high-tension polyester-nylon carcass ensures low stretch, outstanding impact absorption, and excellent fastener retention for reliable, long-term operation.
Optimized for Tough Industrial Applications
Whether you’re running crushers, screens, stackers, or conveyors in aggregate production, this Grade 1 conveyor belt minimizes carryback and reduces maintenance headaches. The flexible 1/16″ bottom cover delivers strong pulley traction and smooth tracking, while the SBR compound handles elevated temperatures up to 350°F. Perfect for rock, sand, gravel, and recycled materials. Thereby, it keeps your operation moving with fewer replacements and less downtime.
Built for Reliability and Easy Installation
Designed for real-world performance. The 3 Ply 330 Grade 1 belt offers outstanding splice ability and pairs seamlessly with popular mechanical fasteners like Flexco #190. Also, we custom cut to your exact length, it ships fast from inventory for minimal lead times. This heavy-duty belt is the trusted choice for professionals who demand maximum uptime and lower total cost of ownership in abrasive material handling.
Upgrade your conveyor system today! With Belt Tech’s 3 Ply 330 Grade 1 Conveyor Belt the proven performer for high-volume, high-impact operations. Search no further for durable, abrasion-resistant conveyor belting that delivers results. Contact us for custom sizing, volume pricing, and expert support.

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