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決定纏繞膜延展性和抗穿刺性的主要因素

作者：兴亚纏繞膜閱讀量：发布日期：2023/2/3 15:13:03

信息摘要：

決定纏繞膜延展性和抗穿刺性的主要因素是哪些？纏繞膜不仅可以完美代替其他包装材料，还能够将包装费用降低百分之三十以上，并且对于易划伤的物品具有非常完关的保护作用，因此纏繞膜是很受欢迎。

決定纏繞膜延展性和抗穿刺性的主要因素是哪些？纏繞膜不仅可以完美代替其他包装材料，还能够将包装费用降低百分之三十以上，并且对于易划伤的物品具有非常完关的保护作用，因此纏繞膜是很受欢迎。但是很多人难以理解的是，为什么纏繞膜這樣如此輕薄的一張薄膜就能夠有這麽強的抗穿刺能力呢？

其實盤繞拉伸膜的抗穿刺性能與制造盤繞拉伸模的工藝是密不可分的，相對于LLDPE/LDPE樹脂仍能供給更好的成果。作爲一種多功能樹脂，MPE樹脂可在多層吹膜出産線、流延膜出産線和單層吹膜出産線上發明價值。貢獻了可持續發展行。前期LLDPE拉伸以吹膜爲多，從單層發展到二層、三層；現在以流誕延法出産LLDP拉伸膜爲主，又因爲拉伸膜的分子量分布窄，加工規模也窄，加工條件難以控制，一般添加5%的LDPE,以下降熔體粘度，添加拉伸膜的平整度。流延法出産具有厚薄均勻、透明度高等優點，可適用于高倍率預拉伸的要求。因爲單層流延做不到單面粘，應用領域受到局限。所以還是以三層共擠袖的結構較爲志向。出産出的拉伸膜厚薄均勻，拉力好，不容易開裂。其實，纏繞拉伸膜的拉伸延展性還是取決于纏繞拉伸膜制作材料中的茂金屬，茂金屬是一種能夠使纏繞粒伸膜的抗穿刺性能提高的材料，它能是纏繞拉伸膜變得不僅延展性高而且還能具有十分強的抗穿刺能力。

如此看来，缠绕拉伸膜具有很强的拉伸延展性也就不足为奇了，但是不同得纏繞膜厂家再生产缠绕拉伸膜的时候所加入的茂金属的星不同，也就造成了纏繞拉伸膜的抗穿刺能力不同，因此我們在購買纏繞拉伸膜的時候需要選擇一個合適的廠家，這樣才能夠保證纏繞拉伸膜的質量非常好。

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決定纏繞膜延展性和抗穿刺性的主要因素

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