SJYL series plastic round yarn machine is researched and made by adopting advanced technologies such as PLC program control and frequency-converted speed regulation on the basis to import and absorb germanic advanced technology.Main electrical components are foreign top-quality products,the feed cylinder and the screw of extruder are especially processed by 38CRMOALA top quality steel material.The cold and hot water tanks are also made of top-quality stainless steel. The 7-roller draw machine is gearbox style.The drawing and shaping of mono filament are all equipped with foreign advanced level.With the advantages of rapid speed,high production ,low energy consumption,good quality of mono filament shaping.This machine can be widely used for manufacture all kinds of round yarn with the materials of thermoplastics,such as PP,HDPE,PET,NYLON(PA6.PA66)ect. And also the machine is mainly used for manufacturing of zipper mono filament ,industry mesh fiber,polyester tyre cord,fishing net mono filament ,nylon fishing line,gill net mono filament,safeguard net mono filament,sporting net mono filament,sunshade net mono filament and filter net mono filament,etc.