Product Features: 1. It has high elasticity and flexibility, and can resist ultraviolet rays, ozone and extreme climate aging for a long time; 2. It has excellent sealing protection performance; 3. It is resistant to salt fog, acidic and alkaline media and solvent erosion, protecting the metal substrate and having excellent bonding adaptability. Application scenario: Waterproof treatment for areas prone to shrinkage such as walls, floors, corner joints, etc.; bonding of glass and aluminum alloy frames; sealing of exterior wall joints, interior joint filling, sealing of pipe holes passing through walls, sealing of chimneys and ventilation openings, etc.