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PVC是应用较为广泛的塑料品种之一

发布者:admin 时间:2018/3/19 16:41:20 来源:宏达

PVCSHISHIJIESHANGCHANLIANGZUIDADESULIAOPINZHONGZHIYI,PVCSHUZHIWEIBAISEHUOQIANHUANGSEFENMO,CHUNPVCSHUWUGUILIGOU,YINGERCUI,HENSHAOYINGYONG。GENJUBUTONGDEYONGTUKEYIJIARUBUTONGDETIANJIAJI,SHIPVCSUJIANCHENGXIANBUTONGDEWULIXINGNENGHELIXUEXINGNENG。ZAIPVCSHUZHIZHONGJIARUSHILIANGDEZENGSUJI,JIUKEZHICHENGDUOZHONGYINGZHI、RUANZHIHETOUMINGZHIPIN。

  硬PVC不含或含有少量的增塑剂,有较好的抗拉、抗弯、抗压和抗冲击性能,塑料薄膜可单独用作结构材料。软PVC含有较多的增塑剂,它的柔软性、断裂伸长率、耐寒性增加,但脆性、硬度、抗拉强度降低。纯PVC的密度为1.4g/cm3,加入了增塑剂和填料等的PVC塑件的密度一般在1.15~2.00g/cm3范围内。

  JUSHICHANGGUJI,YIYONGSULIAOCHANPINDAYUE25%SHIPVC.ZHUYAOSHIYOUYUGAISHUZHIDECHENGBENJIAODI、YINGYONGFANWEIGUANGKUO、JIQIYIJIAGONG。YIXUEYINGYONGDEPVCCHANPINYOU:XUEYETOUXIGUANLU、HUXIMIANZHAO、XIYANGGUANDENG。