J-B Weld HighHeat is a two-part epoxy system that provides strong; lasting; heat-resistant repairs up to 550°F. Mixed at a ratio of 1:1; it forms a permanent bond that has a 4730 PSI strength and is chemical and fuel resistant. At room temperature; HighHeat sets in 1 hour and cures in 24 hours. HighHeat's cure time is accelerated by heat and can cure in 1 hour at 250°F.
- GREAT FOR: Engine Blocks; Mufflers & Tailpipes; Radiators; Grills & Stoves; Other Hi-Temp Projects.
- USE ON: Automotive; Brick; Ceramic; Concrete and More.