Our 2-layer film blowing machine is suitable for blowing various plastic laminate films such as low density polyethylene (LDPE), high density polyethylene (HDPE) and linear low density polyethylene (LLDPE) film. These films can be used for packaging of liquid, printing substrate, industrial products and products for export, etc. Liquid package made from double-layer co-extruded laminate film provides an extended shelf life.