[RE-wrenches] cleaning modules

Bruce blspam at sonic.net
Thu Dec 30 12:13:38 PST 2010


Have you heard of using wood ashes?  Seriously :o)  The combination of 
the mild abrasive and potash in the ash make it a good rust remover 
(it's also great for dirty pots too).  You need dry ashes, though.  Rain 
will wash the potash away.

Bruce

On 12/30/2010 8:29 AM, Tom DeBates wrote:
> hello Wrenches,
>   I recently purchased some used modules. Unfortunately, they were 
> mounted near a railroad track and many have a film of rust on the 
> front surface. I have tried a few products; Dawn, Simple Green, 
> vinegar (5% acidity),  and Krud Kutter to safely remove the rust. So 
> far the vinegar seems to be best when considering cost, disposal ,etc. 
> But it still takes a good amount of time and "elbow grease". Today I 
> will try CLR.  Has anyone else run into a similar situation? If so, 
> what products and/or methods did you use to remove rust stains?
>   Awhile back I had to remove some urethane caulk from the face of 
> module and had to resort to a solvent-based chemical (acetone....yes, 
> acetone) with disastrous results.....
> thanks,
> tom
>
> Tom DeBates
> Habi-Tek
> 524 Summit St.
> Geneva,IL. 60134
> 630-262-8193
> fax 630-262-1343
>
>
>
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