Comment by Hobby Carver on November 21, 2012 at 8:46pm

hey mike 

in reference to the 3 sand 1 cement 1/2 clay mix above are you adding polymer to this also?

Thanks I just went and got some fire clay and cant wait to try it?

Cheers

Comment by Mike Vernelson on November 22, 2012 at 1:30pm

I've never used Polymer but it would probably be a plus.

Comment by Mike Vernelson on November 22, 2012 at 1:31pm

try a shovel or two of clay to 90 lbs bag of Portland.

Comment by Hobby Carver on November 22, 2012 at 8:15pm

Thanks mike I'll give it a crack!

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