Rubber molding agent

[smutly73]

OKies in order to make a mold of my blades i need to ask: whats a good rubber molding agent? beenlooking up stuff online and Por_A_Mold looks good but unsure. Anyone used it? Or does anyone wanna tell me what to use? Other than concrete. LOL

 

[carlart]

Use Mold Max 40 from Smooth On---can't go wrong.