Casting, Elastomers, Polyurethane RESIDUR Rigid elastomer 70 ShD. Sales reserved for professionals. See Product Compare Quick View Add to Wishlist Product added! View Wishlist View Wishlist Show Information Chemistry: Polyurethane Materials: Elastomers Processes: Casting Packaging: in drums Ratio: 100 : 45 à 100 : 55 Temps de mélange à 20°C: 20 to 25 sec Working time at 20°C: 1 min 30 s Demoulding time at 20°C: 15 min Final hardening time: 24 h