艾录批量供应大米纸包装、面粉纸袋，阀口袋

9.5pt; font-family: 宋体;">上海艾录纸包装有限公司9.5pt; font-family: '??','serif';">,9.5pt; font-family: 宋体;">纸袋产品结主要分为9.5pt; font-family: '??','serif';">59.5pt; font-family: 宋体;">种9.5pt; font-family: '??','serif';">(9.5pt; font-family: 宋体;">方底袋9.5pt; font-family: '??','serif';">/9.5pt; font-family: 宋体;">缝底袋9.5pt; font-family: '??','serif';">/9.5pt; font-family: 宋体;">热封口袋9.5pt; font-family: '??','serif';">/9.5pt; font-family: 宋体;">阀口袋9.5pt; font-family: '??','serif';">/9.5pt; font-family: 宋体;">铝箔袋9.5pt; font-family: '??','serif';">)9.5pt; font-family: 宋体;">，构为多层纸袋，包装重量一般为29.5pt; font-family: '??','serif';">-50 kg9.5pt; font-family: 宋体;">，材料结构为9.5pt; font-family: '??','serif';">1-59.5pt; font-family: 宋体;">层纸张（可以添加防潮层，如9.5pt; font-family: '??','serif';">PE9.5pt; font-family: 宋体;">、9.5pt; font-family: '??','serif';">PP9.5pt; font-family: 宋体;">、铝箔）。运用于食品9.5pt; font-family: '??','serif';">/9.5pt; font-family: 宋体;">化工9.5pt; font-family: '??','serif';">/9.5pt; font-family: 宋体;">建筑等行业的产品包装9.5pt; font-family: '??','serif';">.