PU Foam Raw Material Conventional Rigid Blend Polyol 141b

High Quality blend polyol closed cell Pu foam for building construction Building Wall Spray Rigid PU Foam DESCRIPTION SDA23H building wall insulation system blend polyol is a kind of spray rigid PU foam blend polyol, specially used for the insulation of building external wall. It used together with isocyanate(PM-200) to make rigid PU foam through PU spray machine. The foam produced has the characteristics as following: The strong adhesive force, convenient construction and no