↸【Thermal Cycle Characteristics】 It is particularly useful as a structural adhesive. It has an effective temperature range of -68F to +548.6F, cures in 5 minutes and fully cures in 15 to 24 hours! ↸【Scope of Application】Suitable for metal, wood and concrete, excellent adhesion to galvanized metal, able to repair cracks or air leaks in cast metal parts and fill small holes, cracks and perforations. ↸【Strong Adhesion】After mixing the pipes in a ratio of 1:1, it takes 8 minutes to set and 6-12 hours to become solid. Once cured, Metal Cast Iron Magic Repair Adhesive forms a strong and stable permanent bond that should last for years. It can be tapped, filed, ground, shaped and drilled. ↸【Easy to Spply】 You can just mix the liquid metal welding filler, then apply and let it dry for a few hours. The full curing time of the liquid metal welding filler is up to 24 hours. ↸【Improve Efficiency】 When the metal or ceramic needs to be repaired urgently, there is no need to wait, just squeeze it out and use it, and the efficiency is very high.