5-Min Metal Repair Epoxy – High-Heat, Waterproof, Impact-Resistant Sealant

5-Minute Rapid Cure Formula

Skip the long waits—our advanced catalyst hardens in just 5 minutes, letting you fix, cure, and restart operations in record time.

Heat-Proof up to 330 ℃

Withstands blazing temperatures—rated to 330 ℃ / 626 ℉ without softening or separating. Built for engines, exhausts, and boiler systems.

Fully Waterproof & Ice-Resistant

Once set, the epoxy blocks water and resists freezing temps—ideal for outdoor repairs, radiator leaks, tanks, and pipework.

Shock & Abrasion Defense

Reinforced with fine metal particles for superior durability—absorbs impacts, resists wear, and holds tight under stress and vibration.

Multi-Use Industrial Application

Ideal for radiator tanks, engine cases, plumbing, power tools, pressure pumps, heaters, and more. Suits repairs at home, on the jobsite, or in the garage.

FAQ

Q1 How much working time do I have?
A You get about 4 minutes at 25 ℃ / 77 ℉ before the mix starts to set.

Q2 Is it suitable for plastic fuel tanks?
A Yes—bonds most hard plastics except PP/PE. Clean and roughen the area first.

Q3 Can it be drilled or sanded?
A Yes. After 1 hour, the cured epoxy can be machined just like metal.

Q4 Does the epoxy shrink while curing?
A No. Our zero-shrink formula holds shape and strength without collapsing.

Q5 What is the shelf life?
A Unopened product lasts up to 24 months when stored at 10–30 ℃ in a dry location.