How do you make a silicone jewelry mold?

What materials can be used to make molds?

Molds can be made from the following materials:

  • Plaster.
  • Silicone rubber.
  • Latex molding rubber.
  • Polyester resin.
  • Epoxy resin.
  • Polyurethane rubber.
  • Alginate*
  • Flexible molding wax*

How long do silicone molds last?

Platinum catalyst silicone molds (like our Food Grade silicone or silicone putty) last 20+ years when stored properly. Latex molds last 10-20 years when stored properly. Urethane rubber molds (like our 75A urethane rubber) last 20+ years when stored properly.

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