... differences are with beating section, weft insertion by centralized air jet and human-machine interface displace system. The successful development ... Weft selection: mechanical or electric feeder(Single or double nozzle electric feeder"3, Motor: 1.8kw, 2.2kw, ... disc4, Speed: 500-700rpm5, Weft insertion method: main nozzle+auxiliary nozzle,use unusual reed,electromagnetic control.6, Shedding type:crank ...