... as follows 1, Extrusion machine (three)(1) JM50 * 1 outer layer extruderPower: 22KW AC-VVVFInverter brand Dalta InverterReducer: 330 typeBarrel: groove ... four tiers from the ground to the top, and the bottom and the middle layer use 150 * 150 * 4 square iron, ... spin orientation, to make film tidy.4, Winder BJ1600Use double winding type, with wind shaft replaced the gas expanded shaft, film rewinding ...