Octagon (8 sides) Coasters created with this silicone mould. Smooth interior and large coaster. Ideal for epoxy resin, enhance with colours, glitter and shimmer powder. Use heat-resistant UltraCast resin (temperatures of up to 90oC) to fill these unique geode moulds.
- Silicone Moulds for resin.
- Approximate sizes are: wall to wall (inner) 13cm, corner to corner 14cm.
Individual sizes as shown on image (inside measurements).
- Wall thickness is 3 mm.
- Height of mould is 1.2 cm (inside approx. 10 mm).
- Volume approx. 120ml
- NZ $1 coin shown for scale (not included).
Sizes may vary slightly and should be used as an indication only.