1.0EAMARzhu/archives/author/zhu食品包装激光打标,让你“食”在安心!
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https://pic.eamar.com.cn/wp-content/uploads/2020/06/eamar.com_.cn-laser-sample83235.jpg768513零食对于现代人的诱惑是没有界限的。零食具有正餐所没有的便捷性和娱乐性,填充了我们生活中正餐之外的美食时光。 从疫情以来,除了卫生安全之外,食品安全也同时提升一个档次,因此,我们在享受美食的同时,也要注意食品的安全来源,通过食品包装袋上会有激光打标的防伪码,可以追溯食品来源。 食品包装袋往往会采用PE薄膜材质,容易受热变形,因此在其表面打标条码或生产日期时,需要采用有冷加工之父称号的紫外激光器进行打标。紫外激光器波长为355nm, 光束质量好,聚焦光斑小,且加工热影响区小,特别适合超精细打标、PE…