SO-FLEX™ II is a phthalate free is a softening agent that will lower the cured durometer of a variety of Smooth-On flexible polyurethane products. The following charts indicate the effect SO-FLEX™ II has on various fully cured (7 days at 73°F/23°C) urethane rubbers when added as a percentage of the total mix. Instructions Safety – Use in a properly ventilated area (“room size” ventilation). Wear safety glasses, long sleeves and rubber gloves to minimize contamination risk. Store and use products in a warm environment (73°F / 23°C). This product has a limited shelf life and should be used as soon as possible. Wear gloves and eye protection to minimize risk of contamination. MEASURING & MIXING... Use SO-FLEX™ II by weight: For best results, you should use an accurate scale to properly use SO-FLEX™ II. SO-FLEX™ II should be weighed and thoroughly mixed (at least one minute) with the appropriate amount of Part B before combining with Part A.
