A production grade 1: .94 (by volume) mix ratio urethane foam used for floatation, insulation, taxidermy and sculpture. 1.9-2.1 lbs per cu. ft. in an open pour @75°F. 2.3-2.5 lbs per cu. ft. in a mold or closed space (under a boat deck) pour @75°F. Mixing Ex: Fill a 10 fl oz container with 5 fl oz Part A and add 4.7 fl oz Part B (container is filled to 9.7 fl oz). Mixing Ex: Fill a 32 fl oz container with 16 fl oz Part A and add 15 fl oz Part B (container is filled to 31 fl oz). FULL EXPANSION REQUIRES THAT BOTH RESIN AND CONTACT SURFACES BE AT 75°F TDS Technical Data Sheets: LBI-370 TDS
