Detailed Product Description Optional width: 135,190,210,230,260,280,340,360CM Weft insertion rate: most 2280 meter per minuteSpeed: design highest rev 1200RPM (The actual speed determined in accordance with fabric specifications) Number of heddle frame: 4 , 6, 8 pieces; most cam opening 10 pieces; most dobby 16 pieces.Installed power: 1.54.5KWRange of weft density: 580 thread per cm