... , saving energy, labour and workshop area, etc. Characteristics:T his machine set is used for blowing Low-density polyethylene (LDPE) and ... with the best hardness and corrosion resistance.,Scientifically designed, this machine set has two heads for one extruder with such advantages ... x 3000mm5000 x 2400 x 3200mm5200 x 2600 x 3400mm Double-head Film Blowing Machine