... Parameter: Model Number : YW-Z800Packing Speed : 50-800Grains/minuteFinished Bag Size : 55-80mm Shape : Round slice , spherical, ellipse, ... plastic film, Waxed paper, Single and double layer heat sealing material. 2, Main Performance and Functional characteristics: A, ... extra allocation of vibrator or using stainless steel for this machine etc.G, Optional: double frequency inverter control system. ...