Master Bond LED422DC90 is a one component, nanosilica filled dual cure adhesive system engineered for high-speed fixturing and bonding of opaque substrates. This unique "side-bonding" capability allows for rapid polymerization up to 3-4 mm in depth by exposing the adhesive to 405 nm LED light from an angle. Image Credit: Master Bond Inc.LED422DC90 provides good dimensional stability and a relatively low coefficient of thermal expansion for a dual-cure LED product, at 30-40 x 10-6 in/in/°C. Master Bond LED Curing AdhesivesOptically clear, Master Bond LED light curable adhesives offer consistent long-term durability and reliability. They feature high bond strength, thermal stability, chemical and water resistance and excellent surface cure.