• Availability: 2 week lead time
  • Description: APF 4 is a high quality, quick-setting filler designed for industrial applications. It has excellent mixing and handling properties and provides exceptional adhesion with a minimal amount of shrinkage. APF 4 bonds to a wide variety of materials including wood, aluminum, cast iron, cast steel, tool steel, copper, bronze, fiberglass (FRP and SMC), honeycomb paneling and urethane foam.
  • Special Handling Fee: This item is considered hazardous in volumes greater than gallon sizes and will include a special handling fee when ordered in individual units with volumes greater than a gallon. BPO Hardener is considered a hazardous material in any volume and can only be shipped by ground.
  • Note: For high temp applications, see APF 7
  • Axson USA, Inc.: Axson USA, Inc.

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Quart- APF 4 - White. Premium Quick-Set Low Shrinkage Filler + 1 oz. BPO Hardener
BPO Hardener Color


  • Exceptional adhesion
  • Very quick setting
  • Minimal shrinkage
  • Excellent finishing and machinability
  • Easy to use
  • Shelf life of 12 months

Storage Conditions: Shelf life is 12 months when stored between 59-77°F in the original container.

Handling Precautions: Normal health and safety precautions should be observed when handling these products.

  • Good ventilation 
  • Wear safety gloves and safety glasses
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