🔧 Alumilite High Strength 2: Premium Mold Making Rubber for Exceptional Results Review

Impossible to mix and pour thoroughly without leaving a lot of bubbles in the cured product. This completely destroys the benefits of parts that silicone would otherwise offer. I would NOT recommend using this expensive product without a vacuum or degassing chamber and I can't believe the manufacturer doesn't state this!

Shore hardness 20-25 A, ideal for making duplicating molds (detailed). I will say this however; If you want to make "rubber" parts from a 3D printed mold, you may need a higher durometer. Even after mixing the silicone, it's really thick, FYI. Finally, although it is not necessary in this case, the degassing chamber greatly simplifies and improves the work.

I just got into resin casting and mold making and decided on this rubber because of its high tear strength, high elasticity and high temperature resistance. I've read some bad reviews about this rubber but haven't seen anything that would stop me from buying it again. Any errors were due to my lack of experience and a consequence of the way I made the molds rather than the material they were made from. Alumilite High Strength 2 Heavy duty rubber for making silicone based moulds. It is a two…