Friday, November 18, 2016

Composi-Seal for Composites: Seal Leaks in Vacuum Bags and Even Replace Vacuum Bag Tape

Composi-Seal is a pourable, re-usable sealant material that is designed to stop leaks in bagging films or molds. In many instances Composi-Seal can also replace your vacuum tape and save you money. It's a biodegradable thermoplastic polymer that is re-meltable so you can re-use it as many times as you want.


  • Re-usable, User friendly;  Easy to apply by hand
  • Works for Room temperature to 120°F  cure cycles
  • Strips clean from various tool surfaces
  • Excellent adhesion to nylon films and tool surfaces
  • Non-hazardous, water soluble for easy clean-up
  • Seals broken bags
  • Cool to solidify and seal the leaks. At room temperature, it should solidify within minutes.

  • Melt in the microwave for 30 second intervals.  2 oz. sample will be melted in 30 seconds.
  • Use brush or a squeeze bottle to make a line of Composi-Seal around your vacuum bag
  • Press vacuum bag together to seal
  • Use a heat gun to re-melt to fill any leaks or cracks.
  • When finished, pull the Composi-Seal off your bag and re-melt to re-use on your next composites project.
  • 20 oz. and 40 oz. sizes come in a microwave safe deli container.
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  1. Vacuum Spares including: Miele,Bosch,Electrolux,Wertheim,LG,Hoover,Vax,Dyson,Pullman,Cleanstar,Ghibli and more.From dust bags and brushes to Filters and motors Backpack vacuum


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