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pp材质是什么材料
更新时间: 2020-10-12 15:51:46  

PP材质是一种塑料,是一种高密度线性聚合物,常见的制品有盆、桶、家具等,PP产品质地轻、韧性好、耐化学性好。PP的缺点:尺寸精度低,具有收缩现象,脱模之后容易变形,老化。最常见的保鲜盒是用pp材料制成的。

关键词: pp 材质 什么 材料

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