yarnextruing machine Usage: This set of machine is a professional yarn drawing line, which is mainly used for producing PP, HDPE net yarn, and also can be used for processing other plastic yarns via corresponding adjustment. Main technical specification: 1.Extruder : Dia. of screw: 80mm Rotio of L/D: 30:1 Rotation of screw: 30-70 Driving power: 32kw Heating power: 36kw Extruding output: 40-90kg/h 2.The first stretching device: Linear velocity of stretching cylinder: 10-22m/min Dia. of stretching cylinder: 270mm Driving power: 3kw 3.Heat extension board: Area of heat extension board: 4*1.2m Electric heater power 18kw Heating temperature 80-130 4.Net spliting machine(needle roller): Diameter: 150mm Rotate speed: 3kw Driving power: 3kw 5.The second stretching device: Linear velocity of stretching cylinder: 6-18m/min Dia. of stretching cylinder: 270 Driving power: 5.5kw 6.Coiling machine: Coiling speed: 50-180m/min Specification of coiling torque motor 250kgf-cm Spindle quantity: 20 Spindle speed change: booster adjust whole tensile force Lead: 295mm