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Posted by Lauri Levanto on August 16, 2007, 1:50 am
Please log in for more thread options Marcia wrote:
> I get good results using the ready blended investment called "glass"
> made by SRS Ltd. (uk) I think they have a website.
>
> Marcia
>
> On 7 May 2004 11:21:19 -0700, kruger.gollub@sinewave.com (lisanne)
> wrote:
>
>> I am casting small (up to 10") sculptures using a 50-50 casting
>> plaster & silica mix and clear bullseye cullet. I have experimented
>> with various schedules but it seems no matter what I do, the surface
>> of my pieces come out murkey and rough. Short of polishing, what can
>> I do to get a smoother finish? Would switching to a different kind of
>> investment improve my chances? Any suggestions would be gratefully
>> appreciated.
>> Thanks, Lisanne
What mold making procedure you use.
If you make a splash coat first, replace some silica with aluminium oxide.
-lauri
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