Dalian Liaonan Donghua Plastics Machinery Co., Ltd. is a hi-tech enterprise manufacturing multi-layer blown film co-extrusion lines. It has powerful capability of development, providing various kinds of blown film extrusion lines, including lines for: PE, PA and PVC heat-shrinkable films; Stretch wrapping films; Upwards and downwards blown co-extruded films; Single layer, two layer, three layer, five layer, seven layer and nine layer films; PE, PP and PVC film recycling; PE, PP and PVC co-extruded pipes; Multi-layer pipes?F Multi-layer blow-moulded containers; Self-sealing films. In addition, the company can provide following services: To change used screws, thus increasing output by 30%-50%; Retrofit old lines for single and multi-layer films with rotation dies; Retrofit single layer container blow molding lines to multi-layer container ones; Formulations for degradable masterbatch. Spiral pile-up dies for co-extruded films developed by the company are endowed with advanced technology, which is leading in the world. The dies can be constituted for three-layer, five-layer and up to eleven-layer film extrusion. The die has been patented by the State Patent Bureau. Additionally, the company also processes some kinds of co-extruded films for packaging, such as three-layer, five-layer (with good barrier performance), seven-layer and nine-layer heat-shrinkable film, high-temperature boiling film and vacuum packaging film.
Dalian Liaonan Donghua Plastics Machinery Co., Ltd. is a hi-tech enterprise manufacturing multi-layer blown film co-extrusion lines. It has powerful capability of development, providing various kinds of blown film extrusion lines, including lines for: PE, PA and PVC heat-shrinkable films; Stretch wrapping films; Upwards and downwards blown co-extruded films; Single layer, two layer, three layer, five layer, seven layer and nine layer films; PE, PP and PVC film recycling; PE, PP and PVC co-extruded pipes; Multi-layer pipes?F Multi-layer blow-moulded containers; Self-sealing films.