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Model #37901-6

Store SKU #1004493395

0.40 oz. Extreme Heat Adhesive Paste (Case of 6)

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  • Specially formulated metallic paste for filling cracks & holes
  • Product will set in 1 hour and cure in 24 hours
  • Iron, steel, cooper, stainless steel & more metal surfaces
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Product Overview

JB WELD Extreme Heat 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).
  • Dries machine grey
  • Can be used for filling cracks and holes on metal surfaces
  • Sets in 1 hour
  • contains no solvents
  • Can be drilled , machined, and sanded when fully cured
  • Non-flammable
  • Water-based
  • Able to stand heat up to 2400°F
  • California residents

Additional Resources

From the Manufacturer

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Product Depth (in.)1.6 inProduct Height (in.)7.5 in
Product Width (in.)3.88 in


Adhesion levelHighAdhesive Product TypeAdhesive Putty
FeaturesNo Additional FeaturesFlammableNo
Package Quantity6Product Weight (oz.)0.04 oz
Recommended SurfacesMetalReturnable90-Day

Warranty / Certifications

Manufacturer WarrantyNone

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Great with items with high temperatures and very strong...
Great with items with high temperatures and very strong
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