Withstands Heat 2400º F / 1300 ºC
Fill Holes, Cracks in Metal Surfaces; Exhaust Manifolds, Heat Exchangers, Mufflers, Outdoor Grills & Fireplaces
SET TIME 1 Hour
CURE TIME 24 Hours
CURE COLOR Machine Grey
J-B Weld™ ExtremeHeat™ is formulated to allow for repairs to iron, steel and metal in high temperature environments (2400°F / 1300°C). When fully cured, this metallic compound can be drilled, machined or sanded. It is great for repairing cracks, small gaps, seam connections or holes in exhaust manifolds, pipe connections, mufflers, catalytic converters, outdoor grills, fire boxes, gas and commercial furnaces and water heaters. This product is water based, non-flammable and contains no solvents or Volatile Organic Compounds (VOCs).