Polyurethane sealant is a material containing a component material and packed in 600 ml sizes. Polyurethane sealant normally used to fill the joint at the precast concrete, masonry, concrete joints, etc.
Polyurethane sealant, when dry, will form a strong kind of rubber and elastic and can withstand the bond connection is caused by engine vibrations or other loads. In concrete joints (especially for construction joints) or sparing pipe which is directly affected by water/rain, the polyurethane sealant can be used as waterproof coating to fill a gap/ hole of concrete.
