J-B Weld ExtremeHeat High Temperature Resistant Metallic Paste, Grey

xtremeHeat 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 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). Great for Exhaust Manifolds Tail Pipes Mufflers Engine Blocks Duct Work Heat Exchange Units Fire Box / Fire Place Outdoor Grills Use on Automotive Metal And More