... stacking-type blown die, dual-lip cooling ring, IBC, Three-Layer Coextrusion Heavy Duty Blown Film Line is used for ... adopts a lot of new technique and technology such as three-layer-coextrusion stacking-type blown die, dual-lip cooling ... slip embossing, adjustable edge-folding and forming. The line adopts automatic microcomputer control, equipped with OMRON colorful touch screen, integrated with ...