• 纵向拉伸工艺及设备条件对薄膜性能的影响 双向拉伸设备
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纵向拉伸工艺及设备条件对薄膜性能的影响

  • 29/12/2017 09:14:27

纵向拉伸工艺及设备条件对薄膜性能的影响 ①纵向拉伸比对薄膜性能的影响:在薄膜生产过程中,通常把纵向拉伸机快速辊的线速与慢速辊线速度的比值称为薄膜的纵向拉伸比。纵向拉伸比的大小主要影向薄膜的力学性能。通常,在一定的拉伸温度下拉伸比愈大,薄膜分子取向度愈大。即薄…

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