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pe纏繞膜采購需要從哪方面入手
日期:2021-04-27 17:39:02 來源:宏展包裝

第一步是檢測機器設備用pe纏繞膜的拉伸延展性。這是因為纏繞薄膜包裝機的拉力通常很大,因此 機器設備用pe纏繞膜的拉伸延展性很高。通常卷繞膜廠家會在機拉膜過程中加入茂金屬,提升其拉伸延展性。理論上講,1米的機拉膜能夠拉成3米甚至于更長而不斷開,因此 拉伸延展性對於機繞膜而言特別重要。

pe纏繞膜

第二步,看透明度。由于pe纏繞膜的拉伸性能如此之強,它將被纏繞多層,這要求纏繞薄膜具有一定的透明度。除此之外,pe纏繞膜的透明度在一定程度上反映了制作pe纏繞膜所用原材料的產品質量。用于高透明度pe纏繞膜的原材料雜質少,意味著沒有顆粒狀異物,不但手感更加好,同時外形也更加好。機器設備拉伸薄膜的另一個特別重要的點是自粘。pe纏繞膜的包裝依靠自粘來確保包裝的致密性,因此 自粘也是一個很重要的原因。

機用pe纏繞膜是包裝膜的一種,所以說產品質量對其尤為重要。當大家選擇采購pe纏繞膜時,我們都應該看一下這幾個關鍵點,確定pe纏繞膜的產品質量,這能夠給我們一個比較的體驗。

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