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Vulcanising

Our service teams are in house trained in every aspect of vulcanising. All vulcanising staff have progressed through from trainee belt fitters to vulcanising assistants to experienced vulcanisers.

Our vulcanising crews are able to perform splices on any of the following belts:

  • vuclanisingPlied belt
  • Plasterboard
  • Solid woven
  • Rip check
  • Cross stabilised
  • PVC belt
  • Friction back
  • Grip face
  • Steel cord
  • Chevron
  • Tube belt

We have the capability to vulcanise belt of up to 2800 mm wide and we are delighted to provide nationwide coverage and offer a 24 hour call out service.

vulcan2

We also offer clip joints on belting.

 

 

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Services

We offer a range of site services that include:

  • Condition monitoring of your belts
  • Full or part time maintenance contracts
  • Conveyor installations
  • Conveyor relocation
  • Belt winding & slitting
  • Coded welding and fabrication
  • Site surveys
  • 24 hour site service
  • 7 days a week

All our employees are SPA safety passport approved

 

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  • BELT TRACKS OFF AT THE TAIL DRUM

    1 Feed is not central on to belt
    2 Pulley bearing failure
    3 Transoms or drum not square
    4 Tail drum is dished
    5 Belt tracked the wrong side of the skirt
    6 Material build up or obstruction in chute
    7 Conveyor miss aligned by collision
    8 Not enough tension / weight in take up
  • Excessive bottom cover wear

    1 Material build up in feed area
    2 Idlers seized
    3 Belt slipping on drive pulley
    4 Feed boot covers/ impact beds worn out
  • Excessive edge wear

    1 Side loading
    2 Belt strained on one side
    3 Improper loading, spillage
    4 Damage by abrasives, acid, chemicals or heat
    5 Belt bowed
    6 Material build up
    7 Belt improperly spliced or wrong fastners
  • Belt covers swelling and spongey

    1 Contact with oils or other chemical
  • Belt covers cracked hard

    1 Exposed to excessive head
    2 Old belt exposed to uv light
  • Longitudinal grooving of bottom cover

    1 Material trapped
    2 Seized rollers #
    3 Worn return plough
  • Belt hardens or cracks

    1 Damage by abrasives, acid, chemicals or heat
    2 Pulleys too small
    3 Pulley lagging worn
  • Longitudinal grooving of top cover

    1 Worn skirts
    2 Damaged scraper
    3 Return idlers seized
    4 Seized snub drum
  • Belt damaged at idler junction point

    1 Excessive gap between wing idler & centre idler
    2 Belt too heavy for the trough angle
    3 Transition distance too short from drum to inclined idler
  • Premature wear in top cover

    1 Feed boot exit too small for material to escape
    2 Incorrect feed direction
    3 Belts running at different speeds
  • Vulcanised joint separating / delamination

    1 Material build up on drums
    2 Drums too small for belt type selected
    3 Joint performed in adverse conditions
    4 Too much tension /weight in take up
    5 Issues with equipment during vulcanisation
  • BELT TRACKS OFF TOTAL LENGTH OF THE CONVEYOR

    1 Load not fed centrally
    2 Material build up or obstruction in chute
    3 Transoms or drums not square
    4 Spillages or material build up along conveyor
    5 Conveyor structure not level across
  • One section of belt runs off both carrying & return strand

    1 Joint or splice misaligned
    2 A section of belt is bent
  • Belt runs off at the head drum

    1 Drum lagging worn
    2 Drum
    3 Pulley bearing failure
    4 Conveyor miss aligned by collision
    5 Material build up or obstruction in chute
  • Belt runs to one side throughout entire length at specific idlers

    1 Idlers or pulleys out-of-square
    2 Improperly placed idlers
    3 Material build up
  • Belt slipping

    1 Not enough tension / weight in take up
    2 Drive drum lagging worn
    3 Drive drum lagging full of material
  • Belt slips on starting

    1 Insufficient traction between belt & pulley
    2 Counterweight too light
    3 Pulley lagging worn
    4 Drive unbelted
  • Excessive belt stretch

    1 Incorrect carcass selected
    2 Too much tension /weight in take up
    3 Incorrect rubber cover selected
  • Belt breaks at or behind fastners, or fastners tear loose

    1 Belt carcass rotten
    2 Pulley diameter too small
    3 Wrong selection of fasteners
    4 Material build up on drums
    5 Too much tension
  • Eliminate all problems

    1 Contact QPI your belt experts