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by Joe Pfeifer
Mon Dec 24, 2012 6:05 pm
Forum: Kiln Casting
Topic: Lost Wax Chemistry for Casting
Replies: 5
Views: 5025

Re: Lost Wax Chemistry for Casting

I have started my experiments. I have a few listed on my blog found here: http://igneousglassworks.com/

Please leave comments here and on my blog with your own recipes!
by Joe Pfeifer
Tue Dec 18, 2012 12:29 am
Forum: Kiln Casting
Topic: Lost Wax Chemistry for Casting
Replies: 5
Views: 5025

Lost Wax Chemistry for Casting

I have started experimenting with a few different materials that I have available to me to use for lost wax casting. I was just wondering if there is anyone else doing this too. I would like to swap recipes and experiences.
by Joe Pfeifer
Thu Jul 19, 2012 2:14 am
Forum: Kiln Casting
Topic: Determining casting mold plaster volume
Replies: 8
Views: 7044

Re: Determining casting mold plaster volume

I hope this is right! My notes from Milon Townsend's class was this: for a round flask (even with a wax positive in it) the formula is: 3.14 x radius (inches) x radius (inches) x height (inches) divided by 17 = weight of wet mix in pounds if it is a square flask the formula is: X x Y x Z (inches) di...
by Joe Pfeifer
Thu Jun 28, 2012 5:29 pm
Forum: Kiln Casting
Topic: Borax spray on plaster molds
Replies: 11
Views: 9053

Re: Borax spray on plaster molds

Here are some views of devitrification (same piece). What you are seeing is actual crystals beginning to grow. I suppose under the right temperature conditions, and enough time, you would start seeing actual crystals. You can see in the photos some large patches which are the molecules starting to l...

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