... Suitable for carding of 1.5~20Dx38~65mm artificial fibre.Single cylinder high-speed carding and double-doffer outputting has ... by frequency conversion with anti-metal protection device.Main specifications:Machine width:1550mm,1850mm,2000mm, 2300mm,2500mmCylinder diameter:850mm,1020mm, ... diameter:492mm,535mmOutput speed:20~45m/minPower:11.25~21kw Single-cylinder Double-doffer carding machine