Sandpaper or emery fabric is needed for smoothing tough surfaces and eliminating any remaining corrosion or debris. Use wonderful-grit sandpaper or emery cloth to stop detrimental the radiator’s fins or tubes. Using your picked soldering strategy (torch or soldering iron), implement warmth to the region bordering the leak or crack. https://andersonoprrt.getblogs.net/59675525/examine-this-report-on-types-of-solder-to-use-on-aluminum-radiator