Skip to main content
Tru-Trac

Components · Idlers & Frames

The right idler set for the duty, not the catalogue.

Trough sets, return sets, impact and transition idlers — manufactured to the application, not specified to the standard. Frame design, lagging and bearing selection matched to belt tension, speed and material.

02 / The problem

Idler choice drives belt life.

Wrong idler selection accelerates wear, creates mistracking, contaminates return runs and shortens belt life. The right idler set is matched to the operating envelope, not just the belt width.

What this looks like on site

  • 01Premature idler failure
  • 02Belt damage from idler contact
  • 03Mistracking caused by idler wear
  • 04Return-side contamination
  • 05Higher belt replacement frequency

03 / Engineering logic

Idler specification logic.

Five inputs determine the right idler set for any belt position.

  • 01

    Belt tension and speed

    Bearing rating and shaft design matched to dynamic load and rotational speed.

  • 02

    Material profile

    Material density, abrasion and impact behaviour drive shell and lagging selection.

  • 03

    Belt width and trough angle

    Frame geometry matched to belt geometry, not standardised across all applications.

  • 04

    Operating environment

    Bearings sealed for moisture, dust and temperature exposure where applicable.

  • 05

    Maintenance access

    Idler-frame design accounts for inspection and replacement access.

04 / Product range

Idler and frame types.

Carry, return, impact and transition sets.

  • Carry side

    Carry Idler Sets

    Trough sets matched to belt width, speed and material profile.

  • Return side

    Return Idler Sets

    Return-side idler sets engineered to resist contamination and belt damage.

  • Load zone

    Impact Idlers

    Impact-rated idlers for load-zone protection.

  • Specialist

    Transition Idlers

    Transition idlers for non-standard troughing geometries.

05 / In the system

Where this family sits and what it has done in the field.

Each Tru-Trac component family maps to one or more Zones of Control. Where field results exist, the dominant outcome metric is shown.

Specify idlers for the duty.

Tell us the belt, material and duty cycle. We'll specify the idler architecture for the conveyor.