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ETPU弹性发泡颗粒

  • /Files/Image/ED/%e5%a1%91%e8%83%b6%e8%b7%91%e9%81%93/4/ETPU%e5%bc%b9%e6%80%a7%e5%8f%91%e6%b3%a1%e9%a2%97%e7%b2%92.jpg?2019080115183776
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  ETPU发泡材料其实是由无数个弹性十足、重量很轻的ETPU发泡小球集结在一起的一种新型高分子材料,这种颗粒材料在发泡后,体积膨胀5-8倍,泡孔直径不过30微米到300微米左右,大小和形状跟爆米花一样,每立方厘米0.15-0.25克的密度让人几乎感觉不到其重量,所以,能够满足新国标对物理各项指标的要求。