There are two types of polyurethane styrofoam: branch type and gun type. The pipe type has its own disposable rubber tube. The gun type can only be used with a professional spray gun,
It is the product of the combination of aerosol technology and polyurethane foam technology. The utility model relates to a special polyurethane product, which is filled with polyurethane prepolymer, foaming agent, catalyst and other components in a pressure resistant aerosol tank.
It is commonly used in the installation of doors and windows, such as caulking, bonding, leakage stoppage, heat preservation, sound insulation and water proofing.