Characteristics and Features：

      This production line is composed of two high-efficiency single-screw extruder、imported ratio-adjusting valve、double-passage spiral composite extrusion molds、vertical forming machine、spray cooling tank、double-blade radial cutter and stacker.

      Features:stable extrusion,excellent plastization the mold surface is nitrogenized and polished,and with double-wall thickness regulating device.The forming machine and extruding mold work together to achieve the vacuum forming technology and extruded pipe online belling.The whole production line adopts PLC micro-computer control system,can display the pictures such a sthe melting temperature、compressure、forming speed、alarming、ect directly,and has memory function.