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纏繞膜不可過度加熱和拉伸

作者：閱讀量：发布日期：2020/6/17 10:42:30

信息摘要：

纏繞膜不可過度加熱和拉伸，虽说缠绕膜可应用于很多行业的包装，但我们在使用缠绕膜的时候还是会存在一些问题的，比如说缠绕膜在包装的时候，本来包装的时候缠绕膜还是好好的，但是在包装上去之后过了一段时间却出现了逐渐被拉破或者成型质量差的情况，这是为什么呢？

如果我們是將纏繞拉伸膜進行加熱之後再進行包裝的話，那就有可能是因爲加熱板加熱量不夠或者加熱溫度與纏繞拉伸膜不匹配所導致的，過度偏高時，膜粘在熱封板上，增加膜的霧度，拉伸成型會出現部分偏薄。加熱溫度過度偏低時，膜加熱溫度低，不能到達膜的拉伸溫度，拉伸後破的較多。如果不是使用加熱板加熱之後再拉伸的話就有可能是因爲拉伸過度導致的。

如果出現了上述的幾種情況的話，我們可以分爲不同的類型進行處理，如果是因爲加熱板的問題的話，我們可以先解決一下加熱板的問題，如果加熱量不夠的話我們需要先維修加熱板，使其能夠正常加熱之後在使用，這樣能夠保證熱量的正常供應。其次如果是加熱板加熱過度的話可以調節加熱板的溫度，使其保持在正常合適的範圍之內，深度拉伸的膜選用較厚的膜進行拉伸，淺度拉伸的膜選用較薄的膜進行拉伸，既確保産品的質量，又降低生産成本。

由于纏繞拉伸膜的制作材料比較特殊，盡管纏繞拉伸膜的拉伸延展性非常好，但是也不能過度拉伸，如果過度拉伸的話還是會造成纏繞拉伸膜出現問題。

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纏繞膜不可過度加熱和拉伸

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