... 3600mm.(3) Diameter of roller: φ150-φ200mm.(4) AC frequency conversion transmission, machine speed: 80/100m/minute.(5) Steaming box structure: single ... -heating zone, using a big roller, multi-point, grouped frequency conversion transmission, less crumples, suitable for high-density elastic fabrics ... the dryer cylinders,efficient padder,spin type heat changer machine and temperature controller system.