[TheForge] electrolysis

[woolley]

On 5/20/2011 7:46 AM, Ron Childers wrote:
> Wolley,
>
> Bolt is just an example; a customer wants some oyster knives made of rr
> spikes with guards. The plan was to use some big washers for the guards.
> Someone gave them to me and I did burn the zinc off a few with a gasser
> outside but still had to take them to the belt grinder to make them look
> decent. He was happy with my prototype, but it would be more economical
> to just go to the washer store and buy some black iron washers.
>
> There is another project involving a 12" ceramic power line insulator on
> which I can't use heat to remove the zinc from the center. Is your
> curiosity assuaged? (-:[>
>
Yes, thanks. Good luck.



> -----Original Message-----
> From: theforge-bounces at mailman.qth.net
> [mailto:theforge-bounces at mailman.qth.net] On Behalf Of woolley
> Sent: Friday, May 20, 2011 7:22 AM
> To: Blacksmithing List Sponsored by ABANA
> Subject: Re: [TheForge] electrolysis
>
> Just curious, why do you want to remove it? Is it an unusual bolt? I
> would think acid would work but don't know what concentration etc. IMHO
> burning it off would not be that dangerous if done outdoors.
>
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> On 5/20/2011 7:08 AM, Ron Childers wrote:
>> Has anyone tried to use electrolysis to remove zinc from a galvanized
>> bolt? It works really well for rust but I've never tried it for zinc.
> A
>> long soak in acid? I don't want to burn it off because of the
> dangerous
>> fumes. Any other ideas pro or con? Thanx, Ron
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