... windows and doors, good adhesion to other common construction materials.Main purposes:1, For sealing glasses, windows and doors ... quickly, good weatherability ;3, Good adhesion to many building materials;4, Colors include clear, white, grey and black, or ... :1. Certain corrosion to cement, marble, coated glass, copper, lead, zinc-coated materials.2. Unsuitable for curtain wall structural adhesive; ...