Quote Originally Posted by john View Post
I would think Epoxy would be the one to use.
I would think you could recover costs quite quickly through selling a good replica part on to the latest batch of builders. Maybe even a small profit!
You have to be really picky on selecting your pattern part because the silicone mould will pick up every imperfection.
Yes you are right John
But you cannot cast only epoxy resin ; you need to add any sort of powder ( alu or watever additive ) plus black pigment and then know what is the right silicone to sue in order this mix will cure