AC300 is an easy to use, adaptable material for all moulding applications. Suitable for decorative cast objects, mould cases, wall panels. Supplied with a range of ancillary products including glass reinforcements, pigments, fillers, and control chemicals to adapt the material to the widest range of applications. AC300 is mixed in a ratio of 1kg of liquid to 2.5kg base powder This pack contains the 12.5kg of base and 5kg of AC300 liquid for running WOrkshops or summer camps