Paper Material: Linerboard with Xi, Xa, Xt, Xc(quality from high to low, the same as below) Fluted paper with Wa, Wb, Wc can supplies 1200-2200mm width, 500-3500mm length board, and LANGSTONhigh speed double-wall corrugated board line which can supplies 1800-2500mm width, 550-3500mm length board, and they do produce conventionaland heavy duty triple wall: AAA, ABC, EAB and so on. Generally ...