HARRIS ECO FLUX SILVER SOLDERING 2%-56% & GENERAL PURP 250G

General Purpose Silver Solder Flux. Description: Boric Acid-free Brazing Flux, contains no Sodium-Borate salts. Colour Change: 427°C - 870°C The world’s first boric acid-free smart flux. Extremely Fluid: will penetrate the tightest joint For Silver Soldering: Steel, stainless steel, Monel®, nickel, copper, brass, bronze and other ferrous and non-ferrous metals and alloys. Use with Stay-Silv®, Safety-Silv® and other brazing filler metals. Extremely fluid. Will penetrate the tightest joints. Not subject to recrystallization (lumpiness-hardening). May be water thinned. Remove all flux residue on completion of brazing.