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海鲜产品气调包装需要注意的规范

来源:上海集信包装机械有限公司发布时间:2019-12-24点击数:载入中...

在学习气调包装机和真空贴体包装机的知识之前,今天小编将针对海鲜产品进行气调包装做一些优缺点方面的总结,并就对海鲜的产品选择、恰当的混合气体比例、包装材料以及设备提出建议。始终强调气调包装和冷链结合的重要性,对包装的储藏和安全性给出一些规范指示。


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气调包装是指用气体混合物(通常是氧气、二氧化碳和氮气中的两种或三种组合)置换掉包装内原有的空气(空气中含有 20.9% 的氧气,300ppm 的二氧化碳,近 79% 的氮气)。当设定好比例的混合气体进行填充时,需要确保每种组分气体比例的精度和稳定。气调包装机


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CO2:ERYANGHUATANYIZHIXIJUNSHENGZHANG

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GUIYU、ZUNYU、YANXUNHAIXIANZHIPIN,TUIJIANSHIYONG 40%CO2+60%N2


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如果应用气调技术,目前最为简单的就是将产品直接放入袋子进行真空置换后充气封口或者是置于托盒形成的枕式包装。应用最为广泛的是热成型拉伸膜包装或预制盒气调包装,其中热成型拉伸膜包装机可以在真空和气调两种形式中进行转换。通常海鲜产品的包装材料采用具有高阻隔性能(阻氧、阻水)的托盒和盖膜。包装材料的选择


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