Poly 75-65 Liquid Rubber is a two-part, liquid polyurethane system that cures (RTV) to a yellow, Shore A65 rubber. This is a pourable rubber, but it can be easily thickened with PolyFiber II Thickener for brush-on application.WARNING: This product can expose you to chemicals including Toluene diisocyanate (TDI), which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.FOR INDUSTRIAL/PROFESSIONAL USE ONLY.TECHNICAL SPECIFICATIONS Mix Ratio by Weight: 1A:1B Shore Hardness: A65 Pour Time: 35 min. Demold Time: 16 hr. Cured Color: Yellow Mixed Viscosity: 3,000 cP Specific Volume: 27 in³/lb Specific Gravity: 1.04 Elongation: 550 % Tensile Strength: 520 psi Die C Tear Strength: 145 pli Notes: The color of polyurethane Part Bs may change in color from batch to batch or may darken with age, but product performance is not affected. Kit Components Poly 75-65 Liquid Rubber Components 16-lb kit includes: 8 lb of Poly-75 Series Part A (~1 gallon)8 lb of Poly-75-65 Part B (~1 gallon) 80-lb kit includes: 40 lb of Poly-75 Series Part A (~4 gallons)40 lb of Poly-75-65 Part B (~5 gallons) LOOKING FOR LARGER SIZES (E.G., DRUM KITS)? Contact us at 877-935-8906 or [email protected] for help.