Cadmium Free Silver Solder

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Cadmium free silver solder.

There is no direct us equivalent to this alloy. The harris products group is a world leader in the design development and manufacture of brazing soldering and welding alloys and equipment cutting and heating equipment and gas distribution systems. September 8 2016 5 44am 2. Cadmium is a silver white ductile metal which melts.

And that s standard lead free plumbing solder considered safe. Brought 1kg of the cadmium solder in the end. Choose from our selection of silver solder including brazing alloys without cadmium solder for stainless steel and more. Health effects of cadmium in silver solders.

Cadmium free silver solder just recently started using cadmium free stuff seems to build up way better but the boss man insists that the cadmium containing stuff has better bite. Ssf 6 is high strength 56 silver solder alloy. Johnson matthey silverflo 55 thessco m25t etc. I rarly have leaks with either but lately ive defanitly prefered cadmium free lately.

It conforms to en1044 ag103 and is known by various different trade names. Talking with 50 copper boiler builder on concerns was mainly cause the industry was saying it was going to be discontinued appartly not just reduced and also some reports out of new zealand with some failed joints suing cadmium free solder i went traditional. I ve even been thinking of replacing my solder as it contains 5 antimony. An ideal replacement for fluxless silver solder coils our flux coated rod has high thin flow flows easily and can be used with a variety of metals at over 70 000 psi.

The lowest melting point cadmium free silver solder brazing alloy is one of 55 silver 21 copper 22 zinc and 2 tin. A variety of composite alloys have different characteristics which depend on the percentage of silver. This has a melting range of 630 660c. Throw out the cadmium solder and all pipe it has touched.

I do have proper ventilation but am still concerned now that i found out i ve been using this heavily and it contained cadmium. At 320 c and when heated above this temperature in air produces cadmium oxide fumes. Ssf 6 is the only fluxed silver solder that s strong enough to clean oxidized stainless steel and wets even burned stainless. I really want to know the dangers of this chemical.