Spare Part

Belt Cleaner Spare Parts

Replacement blades, tensioners, and mounting hardware for primary and secondary conveyor belt cleaners.

Overview

About this part

Belt cleaner spare parts cover the wearing components of cleaner installations: polyurethane and tungsten-carbide blades, blade-holder pins, spring or pneumatic tensioner components, and mounting brackets. Blade selection is matched to belt cover compound and operating conditions; mismatched blade compound either fails to clean adequately or wears the belt cover prematurely.

Compatibility

Compatible Equipment

Materials

Material Options

Polyurethane (medium hardness)
Standard polyurethane blade for coal duty. Good wear life on typical belt covers.
Tungsten carbide tipped
Carbide tip on polyurethane or steel carrier. Long life on abrasive duty.
Heat-resistant urethane
Used where belt-pulley friction generates high temperatures or where coal temperature is elevated.
Stainless mounting hardware
For wet or corrosive duty where standard mild-steel mounts would fail.
Specifications

Technical Specifications

Belt Cleaner Spare Parts
Specification Value Unit
Blade Width 500–2,400 mm
Blade Material Polyurethane, carbide-tipped, heat-resistant
Tensioner Types Spring, pneumatic, hydraulic
Mounting Cleaner-specific bracket
Wear behavior

Wear Factors

  • Belt speed and belt cover hardness
  • Material moisture and stickiness
  • Blade tension setting
  • Operating temperature
  • Frequency of belt joint passage
Replacement

Replacement Notes

Blade life depends heavily on duty; intervals can range from weeks for abrasive, high-moisture coal to many months for clean, dry duty. Operators typically replace primary cleaner blades on a planned interval based on observed wear, and adjust tension between replacements to maintain contact pressure.

Frequently Asked

FAQ

How do I know when to replace belt cleaner blades?

Carryback visibly increasing at the head pulley and accumulating on the return strand is the operational signal. Direct inspection of the blade against a reference profile is the maintenance check. Most cleaners have a wear-indicator line on the blade body.

Should I use a harder blade for longer life?

Not necessarily. A blade harder than the belt cover compound will wear the belt instead of itself. Match the blade compound to the belt cover grade and adjust tension correctly; this gives the longest combined life of belt and blade.

How is blade tension set?

Spring tensioners are set with a torque wrench or spring-deflection measurement, then re-tensioned periodically as blades wear. Pneumatic and hydraulic tensioners hold a constant force regardless of wear and are preferred where periodic adjustment is impractical.

Why do belt joints damage cleaner blades?

Mechanical belt fasteners (clips) impact the blade as they pass, chipping or notching the working edge. Vulcanized belt joints are smoother and less damaging. On installations where clip joints are necessary, blade life is shorter, and replacement intervals are set accordingly.

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