适用范围：烟包、酒标印刷 规格：直径大于等于135mm 材质：合金钢 版缝宽度： /深度12mm/斜度45度 版辊精度：左中右跳动1丝以内 左右温度差：小于等于1度 表面光洁度：超镜面Laser hard pressure roll: Applicable scope: cigarette package, label printing Specification: diameter greater than or equal to 135mm Material: alloy steel / depth 12mm/ 45 degrees Roll precision: left right beating 1 wire Temperature difference: less than or equal to 1 degrees Surface finish: Super mirror