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铅笔属于哪一类垃圾屑
更新时间: 2020-11-06 00:00:00  

铅笔属于干垃圾一类的垃圾屑,铅笔的铅笔帽和铅笔杆使用的制作材料都是可以回收的。

铅笔帽的制作材料主要是聚酯材料,制作工艺可分为制模、胶印、组装等工序将其完成。、

铅笔杆外观装饰用料主要有硝基纤维铅笔漆、印花油墨、电化铝箔、橡皮头和铝箍等。

关键词: 铅笔 属于 一类 垃圾

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