J-B Weld Extreme Heat Paste 3OZ - P.No.37901

J-B Weld ExtremeHeat is formulated to allow for repairs to iron, steel and metal in high temperature environments (1000°F / 537°C). When fully cured, this metallic compound can be drilled, machined or sanded.

It is great for Exhaust Manifolds, Tail Pipes, Mufflers, Engine Blocks, Duct Work, Heat Exchange Units, Fire Box / Fire Place, Outdoor Grills

It is use on Automotive, Metal, And More.

Able to Withstand Continuous Heat to 1000ºF / 538ºC.Organic Repair Paste Can be used for Filling Cracks and Holes on metal Surfaces.

Set Time – 1 Hour,Cure Time – 24 hours,Cure Color – Dark Gray

Use product generously, working into hole.Test cure by pressing fingernail into repair material.If unable to penetrate, then repair is complete. If area appears slightly soft, use a non-flame heat source.