PU-A55 is Elastic two-component liquid polyurethane, cold-cure, shrinkage-free, solvent-free. Uses: Manufacture of flexible models, fittings, matrices and moulds to facilitate stripping, especially with undercuts, with the manufacture of plaster cast moulds the elasticity ensures that the problem of swelling when removing the plaster is easily overcome, exact reproduction of surface contours and textures.
Earliest stripping and loading: after 24 hours (at +21° C)
Full chemical and mechanical loading: after 7-10 days
Storage: Unopened drums may be kept in closed stores at +18° C for 6 month from date of delivery.
Mixing ratio: 100:15 Net weight: 5kgs.