You have a better background in chemistry than I do, maybe you can answer this
question:
I've seen some products that claim to convert MINOR rust into a weldable
material.
>From my understanding it converts the oxide into some other form of metal
>creating an
alloy. True or do I have it wrong? I was leery of it, so I ended
cutting/grinding/sanding/media blasting the rusty bits away.
Care to educate us non-chemists?
Jeff
RO Lindsay wrote:
> Jeff Fayne wrote:
>
> > It was recommended to me NOT to use the nibbler on rusty parts, it's what
>wears
> > it out. I'd definitely use one for trimming new sills and body parts
> > (invaluable). Clean metal only!
>
> Absolutely. Rust is limonite, a mineral that is much harder than iron. Yes,
>you
> may be
> able to go throught it easily but that is because of the structure, not the
> material. The
> individual iron oxide crystals are what wear the tool out.
>
> best,
>
> rick
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