Specifications include, but are not limited to: Physical Properties of Silicone Coating: Property Value Color Black Percent Solids (minimum) 96% Specific Gravity 1.26 – 1.34 Following tests Conducted on Sealant Cured after 21 days at 77 degrees F (25 deg C) and 50% RH: Elongation percent Minimum 1400 Joint Modulus at 50% Elongation, psi (kPa) Maximum 7(48) Joint Modulus at 100% Elongation, psi (kPa) Maximum 8(55) Joint Modulus at 150% Elongation, psi (kPa) Maximum 9(62) Adhesion to Concrete, minimum percent Elongation +600 Adhesion to Asphalt, minimum percent Elongation +600 ; We want a 15 degree turn-up at the ends of our seal in the gutter line (not a 90 degree). The turned-up portion is to be 16” long and the roadway portion is 36” long. The turn-up portion is coated on 3 sides as well.
