Conveyor drums

Drums are key elements of belt conveyors, on which the reliability of the entire system depends.

They ensure the transmission of torque to the belt, its tension, and stable movement.

The design and quality of drum manufacturing determine the durability and efficiency of conveyors in various industries.

Types and operating principle

The drum is mounted on the shaft and rotates with it, transferring force to the belt. Depending on the function, there are:

  • Drive drums – transmit torque to the belt. For reliable grip, they are lined with rubber or plates, which increases the friction coefficient.
  • Tension (end) drums – provide the necessary belt tension, compensate for its elongation, and stabilize the system's operation.
  • Deflection (unloading) drums – change the direction of belt movement or facilitate material unloading.

Lining

To increase wear resistance and reliability, modern lining methods are used:

  • rubber using Rema Tip-Top technology;
  • replaceable plates of the KRU-260 (350) type.

Innovative hot and cold vulcanization materials allow:

  • to increase the lining service life by 2 times;
  • to perform repairs directly at the customer's site without dismantling the drums.

Seals

Seals are elements that prevent dust, moisture, and abrasive particles from entering the bearing assemblies of the drums. They play a key role in extending the service life of the bearings and the drum itself.

Depending on operating conditions, the following types of seals are used:

 

  • Felt seals – simple and effective, made of pressed felt. They work well in dry conditions and absorb small dust particles.
  • Labyrinth seals – consist of a system of ring channels through which dust or moisture cannot pass. They provide high reliability even in harsh conditions.
  • Cuff seals – elastic rings made of special rubber or polymers that fit snugly around the shaft. They protect bearings from the ingress of liquids and dust and can withstand high speeds.

 

Advantages of OSK-TECHNOLOGY drums

  • Manufacturing in accordance with all operational requirements.
  • High strength and durability of the structure.
  • Modern lining and repair methods.
  • Customized solutions to meet customer needs.

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