Re: [ATM] Zirconium Oxide was: Re: Salem catalogs - was Re: Fwd: [Fwd: [atm_free] Effect of pH on polishing fused silica was Re. Session 24...]

[GARY FUCHS <gary@rcn.com>]

Thanks Guy and Tom 

---- Original message ----
>Date: Sat, 01 Sep 2007 14:56:31 -0400
>From: "Thomas A. Moulton" <tom@moulton.us>  
>Subject: Re: [ATM] Zirconium Oxide was: Re: Salem catalogs - was Re: Fwd: [Fwd: [atm_free] Effect of pH on polishing fused silica was	Re. Session 24...]  
>To: Guy Brandenburg <gfbrandenburg@yahoo.com>
>Cc: GARY FUCHS <gary@rcn.com>, atm@atmlist.net
>
> From what I know of ZO it is smaller than CEO but also much harder, so 
>yes it sounds like it may be faster.
>
>What I do not know is the chemical properties are with it, glass and pitch.
>
>Remember polishing is physical and chemical process.
>
>tom
>
>Guy Brandenburg wrote:
>> I have some zirconium oxide, and I like it. I am not sure that it is slower than cerium oxide, in fact, I suspect it's faster. But it does seem to me to be a bit smoother. But it is not as smooth as rouge. Just a few minutes of figuring with rouge, messy as it is, will make a surface much, much smoother than either ZO or cerium oxide, or at least, the varieties I've used.
>> Though, to be quite honest, I have not done side-by-side double blinded tests to compare all 3. 
>>
>> GARY FUCHS <gary@rcn.com> wrote: That Salem catalog sounds interesting. I hope I can understand it! 
>>
>> Salem lists Zirconium Oxide - on their site - as being 0.6u and the old container I have is hand marked "slow polishing". Has anyone used this? 
>>
>>
>>
>>
>> Guy Brandenburg, Washington, DC
>> My home page on astronomy, mathematics, education:
>> http://home.earthlink.net/~gfbranden/GFB_Home_Page.html
>> or else 
>> http://tinyurl.com/r6fh2
>>
>> =============================
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>> into one; and that, whilst this planet has gone cycling on according to the fixed law of gravity,
>> from so simple a beginning endless forms most beautiful and most wonderful have been, and
>> are being, evolved."   --- wrote Charles Darwin, ending The Origin of Species
>> =============================
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