... insulation, water-proof 3.Anti-freezing, anti-vibration PU foamDescriptionPU foam is a kind of one-component, multi-purpose polyurethane foams ... time4-6hour (summer),24 hours(winter)Density>10 (kg/CBM)Foam Multiples50-56Adhesive Strength>80 kPaTensile strength>80 kPaConpressive strength>100Dimension ... ” and Evergain are granted for “Guangdong Top Brand”. Spray PU Foam