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

[Mark Cowan <toolontop@yahoo.com>]

Salem has a new glass catalog with all that cool
information in it, and they're happy to send you one
if you call them up and ask.  The guy who took over
for Randy is Bob Carter (800-234-1982x228).

Mark


--- Jeff Rowe <jeffrowe@austin.rr.com> wrote:

> Dave;
> There are indeed areas of glass pushing that
> approach "black art", and 
> then there are areas that are really well known and
> are used 
> commercially daily. The conditions pros have access
> to, we as amateurs 
> can only wish , major humidity, temperature, and
> dust control etc. That 
> is not to state pros don't have problems as well. We
> don't always have 
> to reinvent the wheel. I hope you have the
> opportunity to acquire a 
> commercial manual for the purchase of current
> abrasives/polishing 
> compounds. In some cases alot of  the tough lifting
> has been done, here 
> are some examples from an older Salem catalog . The
> folks that sell us 
> these materials want us to succeed, and have a
> pretty fair idea how they 
> should be used. You'll run into stuff you've never
> heard of before as 
> well, below are just a few random choices, showing
> the difference in pH 
> recomendations.
> 
>    1.  Regipol 950 BB  Average particle size 1.2 u,
> pH Factor 6.5-7.1
>    2. Ultra-Sol 1000  Average particle size 0.5u
> to1u, pH factor 8.0-9.0 
>    3. Cerox 1650  Average particle size 1.5u , pH
> factor 7
>    4. 50-D-05  Average particle size 0.7u, pH factor
> 8.0
>    5. Barnsite  Average particle size 1.4u pH factor
> 9.0-10     ( not
>       that you would want to use this)
> 
> They also specify what products work good with
> various materials, 
> plastics, quartz, pyrex, Bk-7, fused silica, etc.
> 



       
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