Portland Cement


 94 pound bag 

For Casting (to yield 3 cu. ft. of casting material) mix 1 bag Portland cement with 2 bags of Mason Sand - Add 3.5 to 4 Gallons of water. 
Test for desired results. 
Allow for shrinkage 
For casting into gypsums, use mineral oil as a separator. 

For Sculpting: ass approximately 3 gallons of water to 1 - 94# bag of cement to make a putty type material called "neat" cement. Let it set about 1 hour to preshrink: remix adding more water if needed. 

Can also be used as a glaze ingredient.

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