Re: face casting
Posted: Sun Dec 16, 2007 11:06 pm
My usual mix is 50% plaster, 50% flint or powdered silica, with something to increase strength - I use a little chopped glass fibre.
Experiment! Above all, keep it weak, else it'll break your glass.
Tony
Experiment! Above all, keep it weak, else it'll break your glass.
Tony