Warton metals omega rosin free low residue low melting point smt 62s solder warton metals 625smt 32swg 1 warton metals omega rosin free low residue low melting point smt 62s solder has been specifically developed for working in smt applications with a low residue and low melting point of 179degc warton metals omega lmp 62s low residue 1 flux solder wire 32swg 0274mm 250g