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Whitmore® Crush-Bac™

Crush-Bac is a solvent-free, two-part epoxy backing compound designed for backing liners and wear parts in crushers, grinding mills, and other heavy machinery used in mining and crushed aggregate operations. Crush-Bac is highly resistant to caustics, acids, oils, solvents, and other chemicals that might be introduced during milling operations. Coverage is 601 cubic inches (9,849 cubic cm) - 77% more volume than leading competitors, saving you time and money.


  • Smoothing Alignment Errors
  • Eliminating the Formation of Gaps between Backing and Liners or Support Structures
  • Void Filling
  • Vibration Reduction
  • Reinforcement
  • Noise Dampening
  • Friction Elimination
  • Maximizing Equipment Efficiency and Prolonging Operational Life


Whitmore® Crush-Bac™ -
  • Product Whitmore® Crush-Bac™
  • Type Two-Part Epoxy Backing Compound
  • Grade Part 1 (Resin): 16,000 cP / Part 2 (Hardener): 12,000 cP
  • Packaging

    KIT - Part 1 Resin - 2 GAL PAIL Part 2 Hardener - 3.5 GAL PAIL (22 lbs. net wt. (10 kgs. net wt.)