[TheForge] Pickling solutions

Andy Vida osan at netlabs.net
Tue Sep 14 11:57:46 EDT 2004


	I was wondering about that, myself.  But bisulfate is the
	ingredient in #2 SPAREX, which is a pickle intended for
	non-ferrous metals.  #1 SPAREX, which I have never used, is
	for ferrous, and I presume that the formulation is necessarily
	different.

Bruce Freeman wrote:
> 
> Don,
> I think you mean sodium bisulfAte.

> 
> >>> PlumDon at aol.com 9/11/2004 6:15:54 AM >>>
> I have found sodium bisulfite to be a very effective pickling solution.
> At the pool supply it goes by the name of Lo n' Slo and various others.
> I think it is used to lower the ph. When I finish forging an item I drop
> it in a 5 gal container and within an hour or so it is clean of scale.
> As the solution weakens it takes longer. Hot iron descales faster. I mix
> it 1 pound per gallon of water. As with most of the pickling solutions,
> rust will begin al  mostimmediately.


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