EpoxAcast® 655 is an aluminum filled casting epoxy that is dimensionally stable even when mass cast. It is thermally conductive and fully machinable when cured. Choose Fast, Medium or Slow catalyst to fit your project. You can also use HT Hardener to give your castings higher heat resistance. EpoxAcast® 655 is used for making vacuum forming dies, injection molds, foundry patterns and tooling fixtures.