JB ROYAL THIN formula is a two-part casting epoxy.

Mixing ratio: 2:1 by volume, resin to hardener

Recommended Ambient Casting Temp: 80°F

Demold Time: 12 hours (24 hours recommended)

Cure Time: 24-48 hours

Full Cure: 7-10 days

Shelf Life: 1 year (usually longer)

Working time: Approximately 1 hour (temperature will affect this)

Demold time: Recommended 24hrs


For best results cast at or above 80°F. For blank making or encapsulation a pressure pot is strongly advised at 40-50PSI. For both resins any type of casting will benefit from following the above process and should yield the best results.