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How To Weld Aluminum Radiator. Getting the tubing hot enough may take 4 to 5 minutes. Be sure not to directly heat the metal or hold the torch steady as this may cause the aluminum radiator to overheat and melt.
The radiator has to be put down with its taped side facing downwards. Auto Repair Tips. Make sure you have even pressure all along the tank and set the vice grip at a certain gap and keep it the same all the way around the tank.
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These steps can be applied for repairing plastic radiator with epoxy and also the repairing aluminum radiator with epoxy. A common feature of aluminum radiators is an epoxy seal around the tubes where they enter the header. Ive done this once 2 years ago and it held up just fine for well 2 years. Preheating the rod will enable the flux to adhere to the rod for easy application.