So I’ll be making a matching set of buttons ... Buy a pressure casting set-up. As long as you cure both your molds and your resin under pressure you won’t have many issues.
He offers up plenty of insights including mold-making techniques ... as a tool in the casting process, check out this method for creating higher resolution molds with a resin printer.
This course will focus on an in-depth exploration of mold-making and slip-casting. Students will learn how to create and prepare forms for mold-making. Single and multi-part plaster molds will be ...