Single component, easy to use, with good extrudability and thixotropy. Neutral curing, suitable for coated glass, metal, masonry and other porous materials. For normal stretching and shear deformation, it can maintain the same performance. Displacement capacity of 35-level. Exnt weatherability, service life of more than 30 years. Exnt adhesiveness, to form a strong bonding with most of the building materials, no need for base coating.