Packing tube for dispensing polyurethane foam, has circular ring area at its inlet side, and oval ring area at its outlet side, where tube ensures open cross-section from input side to output side

摘要

The tube has a circular ring area at its inlet side (01), and an oval ring area at its outlet side (02), where the tube ensures an open cross-section from the input side to the output side. A discharge opening has a gap size of maximum 2 mm.