SCS2800 SilGlaze II. Can securely and quickly bond without a primer to a variety of substrates, including glass, polycarbonate, vinyl, numerous plastics, treated and untreated wood, fluoropolymer and powder coated paints, coated aluminum, ceramic, and porcelain materials. Some finishes or substrates may require a primer. One-part, neutral cure medium modulus sealant. Fast cure rate. Fast green strength in early cure hours. ±50% movement capacity.