适用范围：烟包、酒标印刷 规格：直径大于等于135mm 版缝宽度：10mm-25mm可调 左中右温度差： 小于等于3度 表面光洁度：超镜面 适用范围：光柱镭射和素面镭射印刷 材质：合金钢Laser medium pressure seamless roll: Applicable scope: cigarette package, label printing Specification: diameter greater than or equal to 135mm Edition seam width: 10mm-25mm adjustable Left to right: the temperature difference is less than or equal to 3 degrees Surface finish: Super mirror Applicable scope: laser beam and plain laser printing Material: alloy steel