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A 3-ply conveyor belt (also known as a trio-ply belt) is made of three fabric layers (plies). Inner rubber or elastomer layers provide adhesion between plies. The belt fabric is typically coated in rubber or PVC.
3-ply belts are durable, strong, and impact-resistant. They can be coated in food-grade surface finishes and compounds that resist abrasion, fire, oil, heat, and chemicals. They can also be equipped or integrally molded with cleats for improved material handling.
3-ply belts are a popular choice for heavy-duty applications, from handling scrap metal to aggregates. They attach to slider bed, flat idler, and trough idler conveyors for conveying heavy and abrasive loads.

Most 3-ply belts are 4–10mm thick. Belt thickness depends on the manufacturer, carcass composition, and cover thickness. 3-ply belts with slim carcass layers and covers can be as thin as 2mm, while steel-reenforced carcasses with thick cover material can exceed 12mm.

3-ply conveyor belts offer several key advantages:

Trio-ply conveyor belts are used in applications that involve hot, abrasive, or heavy materials. These include the following industries:
Conventional multi-ply belts can be equipped with cleats and finished with covers to adapt to most heavy-duty applications.
We supply 3-ply conveyor belts. We also design and manufacture conveyors for all industries and applications.
Are you looking for a custom conveyor solution? We can help you design a conveyor to suit your needs. All Fluent conveyors are engineered and American made to meet the most stringent tolerances.
Made from premium components, our conveyors deliver exceptional strength and longevity. Whether you need a slider bed conveyor, a flat idler, or any other conveyor system, contact Fluent and tell us what you need. We will build you a custom conveyor—and you can even pick your own color.