Lab-Putty is the outstanding polysiloxane laboratory modelling product material with 63 – 70 Shore A for model repairs, isolation and denture heat protection, keys and block outs and matrixes for formation of general occlusion and functional patterns. A smooth acrylic surface is guaranteed with the use of Lab-Putty Hard for relining, keys and repair models. Separate isolation is eliminated. Its high heat-resistance (300° C) and perfect dimensional stability makes it suitable for soldering models (90 Shore A). Contains 1pc 900ml Lab-Putty Hard base, 1pc 40ml activator and 1pc dosage spoon.