OT
Doug Ridley
I'm trying to teach myself to silver solder broken band saw blades together. Will the flux I have for regular solder work with the silver solder? I figure someone on here will know.
Knowledge You Can Build On — Est. 1998
OT
Doug Ridley
I'm trying to teach myself to silver solder broken band saw blades together. Will the flux I have for regular solder work with the silver solder? I figure someone on here will know.
Re: OT
John McGaw
I doubt it as the temperature range is different but what sort of flux do you have now? Something made for electronic/electrical work or plumbing?
No
John in NM
You need a borax flux for silver soldering, ask for either hard solder flux or silver brazing flux.
You should be able to get it at a welding supplier, or jewelry making supplier. I bet Brownells & Midway have it too, since gunsmiths used to silver solder a lot.
Re: OT
TomD
Apparently this can be home made, no idea if this is good advice:
https://www.ehow.com/how_6006005_make-silver-soldering-flux.html
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This is the stuff I use. Works great. There are fluxes that disolve in water for easy clean-up, while others are hard and difficult to break off.
There are two types of silver solder. I assume you are using high temp solder, and that is what the Stay Silv is for, I don't know if it works for low temp, which I would not use personally.
+1
Virgil Johnson
The Stay Silv flux is very good.
Re: +1
Doug Ridley
TIA. I'll get some of the Stay silv