ExtremeHeat™ Putty 85g

J-B Weld ExtremeHeat™ Putty 85g (37901UK)

J-B Weld ExtremeHeat™ Putty is a high-temperature metal repair compound perfect for fixing iron, steel, and other metals in extreme heat conditions up to 1000°F (538°C). Once fully cured, this metallic putty can be easily machined, drilled, or sanded, offering a durable and versatile repair solution. Ideal for repairing cracks, small gaps, seams, or holes in a variety of applications including exhaust manifolds, pipe connections, mufflers, catalytic converters, outdoor grills, fire boxes, gas and commercial furnaces, and water heaters.

This water-based putty is non-flammable and contains no solvents or Volatile Organic Compounds (VOCs), making it a safer and more environmentally friendly choice.

Features

• High-temperature resistance up to 1000°F (538°C)
• Suitable for repairing iron, steel, and other metals
• Machinable, drillable, and sandable after curing
• Ideal for exhaust manifolds, mufflers, grills, and more
• Water-based, non-flammable, and VOC-free

Specifications

• Temperature Limit: 538°C
• Setting Time: 1 Hour
• Cure Time: 24 Hours
• Colour When Dry: Machine Grey
• Size: 85g