Johnson Matthey Silver-flo 40 is a general purpose medium flow cadmium free 40% silver filler metal. A popular choice as an alternative to the higher silver content silver-flo 55. Silver-flo 40 has a melting range of 650-710 degees C.

This silver alloy filler rod is suitable for brazing most common engineering metals including copper, copper alloys and steels. Supplied in bare rod form, Easy-flo flux powder or paste should be used.

Manufactured to meet ISO 17672:2010 Ag 140.

Supplied in pack of 5 rods, each rod 1.5mm diameter x 500mm long.