Solder 65% Silver brazing wire 3ft "650 Easy" with 1/2 ml of Stay-Silv Flux
Not subject to recrystallization (lumpiness-hardening). OF499 (Type B), AWS FB3A, AMS 3410. May be water thinned. Solder Wire is Braze 650 Alloy (non-toxic ). 65% Silver "650 Extra Easy" Brazing Wire.