Devcon HR-300 Heat Resistance Steel Putty

The HR-300 is suitable for hotspots that are difficult to repair and reinforce, such as heated pipes, valves, engine blocks, crankcases, etc.

Features

• No sag
• Temperature resistance up to 150 ° C (recommended value) ~ 250 ° C (maximum value)
• Strong adhesion to metals
• Waterproof and oil resistant
• Curing time (25 ° C): 16 hours
• Color: dark gray