JB Weld 50197 High Heat Epoxy Syringe 25ml

J-B Weld HighHeat is a two-part epoxy system designed for strong, lasting, heat-resistant repairs in high-temperature applications. This convenient 25ml syringe formulation withstands continuous temperatures up to 550°F, making it ideal for automotive engine repairs, exhaust systems, mufflers, and other components exposed to extreme heat.

Key Features:

• Heat resistant up to 550°F continuous temperature
• 4730 PSI tensile strength for durable bonding
• 1:1 mix ratio for easy, accurate application
• Sets in 1 hour at room temperature, fully cures in 24 hours
• Accelerated cure time: 1 hour at 250°F
• Chemical and fuel resistant once cured
• Cures to a dark grey finish
• Convenient syringe dispenser for precise mixing and application

HighHeat forms a permanent bond on metal surfaces and is perfect for repairing engine blocks, cylinder heads, intake and exhaust manifolds, pipe fittings, and other high-temperature metal repairs. The epoxy can be drilled, tapped, machined, and sanded after curing for a professional finish.