T500 This product is a solvent-free, one-component, moisture-curing polyurethane-based adhesive. Recommended for corner bonding of metal doors, windows and building facades. It not only fastens the window frame, but also strengthens the sealing of the window frame to prevent water leakage. It has strong adhesion to aluminum, stainless steel, galvanized steel, copper and brass. It is also applicable to the bonding of metal and wooden buildings. The bonding part has excellent water resistance, salt resistance, and chemical resistance. It can be sanded, painted, or primed on this product. After curing, there is no shrinkage, so it is also an ideal joint filling product.