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TPU发泡材料到底是一种什么材料? - 知乎
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TPU发泡材料到底是一种什么材料? - 知乎
Website URL:
https://www.zhihu.com/question/53881672
Category:
Health Product Agents
如题,TPU发泡材料其实是由无数个弹性十足、重量很轻的TPU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 ...
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