| 摘要 |
The present invention relates to an apparatus for manufacturing a PVC wrap comprising an extruder with a two-stage hopper which can improve thin film degree and productivity of the PVC wrap. An apparatus for manufacturing a PVC wrap comprises a two-stage vacuum hopper device for supplying raw materials, an extruder, a draw frame, a winder, a dearerating device and a side cutter device. Therefore, the present invention is possible to successively produce the PVC wrap by successively treating the PVC wrap in vacuum and being supplied through the two-stage hopper. |
