J-B Weld

HighHeat

The J-B Weld HighHeat is a hand mixable epoxy putty stick specifically formulated to bond and repair materials that will be exposed to high temperatures in automotive applications. It cures to a tough, hard bond with little to no shrinkage. This industrial-strength product sets in one hour at room temperature. After eight hours, it can be drilled, tapped, machined, ground, filed and painted. HighHeat is rated at a tensile strength of 800 psi and cures to a machine grey in color. It is able to withstand continuous heat exposure of 400 degrees F and intermittent heat exposure to 550 degrees F.

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