This tetrahedral silicone mould is made of a medium hard pure silicone.
The base of the castable piece is a 6 cm equilateral triangle. Its height is also 6 cm.
volume is approximately 31 cm3.
surface smooth, glossy.
heat resistance between -40 and 240 degrees Celsius
resin resistance is very good
You can make dozens of products of the same quality with any resin.
Artificial ceramics, gypsum and candle wax do not damage at all, the mould preserves its shape and quality almost for ever.