Black Low-Expansion PU Foam
Black Low-Expansion PU Foam is a one-component polyurethane foam caulk, especially suitable for insulation and installation work in the construction industry. It can be used for bonding, fixing and installing various components, as well as providing sound insulation, thermal insulation, heat insulation, sealing against moisture and gas isolation. In addition, the material is also suitable for filling structural vacancies, engineering holes and various rupture gaps, effectively improving the ove