Re: [ATM] my 20" mirror edge condition

[Ken Lowther <hermit@outofoptions.org>]

Quoting David  Williams <dwilliams1128@earthlink.net>:

> Hello
>
> My 20" mirror is just about done with polishing, but the edge is 
> still rough with about bumps and pitts of about 40 to 60 grit.  
> Should I remove these?  How should I romove these?  I've tried to use 
> a belt sander and use rough sanding belt oif about 60 grit; but it 
> didn't come off.  I've heard that even the edge of the mirror should 
> be smooth because that it will trap grit and will be bad when 
> aluminizing.  Is this true?
>

I use a dremmel with a diamond bit and plenty of water.  Caution.  Don't
electrocute yourself.  I've been dinged for saying this before. ;)


Hermit, holed up in Youngstown, Ohio
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