Description Overview Two needle boards moving vertically from top to bottom and two needle boards moving vertically from bottom to top. Applicable to qualified acupuncture nonwovens productions with high density and high tension. Crank balanced tank automatic cycle lubrication. Compact structure, convenient adjustment, high efficiency. Machine Features Compact oilless needle loom with automatic rise and fall. Air cooling system. Epoxy needle plate, screen plate and peeling plate made of manganese steel. Technical Specifications Stroke: 50 mm. Feeding speed: 0.6-6 m/min (converter control). Acupuncture frequency: 600 n/min. Working width: 2700 mm. Needle density: 6000 needles/m. Number of needles: 16000.