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2 Jar Solder Flux, Flux for Soldering, Rosin Soldering Flux Paste for Lead-Free Electronics Soldering and Soldering DIY (1.2oz/35g in a Jar)

NON-CORROSIVE: Rosin is not conductive in dry conditions and has good insulation. Is not corrosive to metal substances such as circuit boards.OXIDATION RESISTANCE: Anti-oxidation effect on soldering iron head of gold-copper alloy substrate. Solder flux for semi-solid, not easy to dump.STRONG APPLICABILITY: Flux is suitable for welding instruments, gold, copper, […]