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Re: [Amps] How to get the blue markings off of aluminum stock

To: Amps reflector <amps@contesting.com>
Subject: Re: [Amps] How to get the blue markings off of aluminum stock
From: Chris Wilson <chris@chriswilson.tv>
Reply-to: Chris Wilson <chris@chriswilson.tv>
Date: Wed, 23 Jan 2013 00:16:29 +0000
List-post: <amps@contesting.com">mailto:amps@contesting.com>

> Well, I just finished the cover for my power supply. Removed the clear 
> plastic from the
> aluminum sheet, and it is beautiful -- except for the blue printing that 
> indicates the
> alloy, etc.

> How do you get this off? I've tried 91% isopropyl alcohol and various 
> petroleum-based
> solvents without success. I would hate to use anything abrasive because then 
> I would have
> to polish the whole thing to make it look nice again. I hope there is 
> something I can buy
> at the hardware store!

> I don't understand why the manufacturer didn't put the printing on the 
> unprotected side.



23/01/2013 00:14

If they use the same marker as here in the UK cellulose thinners gets
it off. I am a race car engineer and I use a lot of aluminium in sheet
and other forms, that's what works on ali sheet here. Good luck!

-- 
       Best Regards,
                   Chris Wilson.

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