1.Simplified mechanic structure,easy to maintenance,less vibration,less wear and long durable. 2.The main control circuit takes the single chip developed by our owm company or plc,digital screen display and control by frequency inverter. 3.The capacity and bag length are controlled by double frequency inverter,controlled with step-less speed shift and wide adjustment.lt can match well with the former working production line. 4.Highly sensitive respond optical-eye device can trace the eyemark automatically and accuraatly. lt is not necessary to adjust manually after setting. 5.Independent temperature control for each sealer makes the perfect and tight sealing and suitable for a wide variety of flexible packing materials. Model: NT-250 Capacity Max.30-180 bags/min(Depends on products size) Film width Max:250mm Length: 60-160mm Products Height :Max.35mm Measurement/Weight L4000XW950XH1600/Approx.350kg Voltage :220V/50Hz power :3.4kw