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116问答网 > PVC、EVA、TPU同体积重量有什么区别区别？

PVC、EVA、TPU同体积重量有什么区别区别？

2025-03-16 16:24:41

推荐回答（1个）

回答1：

PVC、EVA、TPU同体积，重量PVC最重，EVA最轻。
PVC中含有原子量大的氯离子，密度达到1.4。TPU中含有氧和氨基甲酸酯基，重量其次。EVA的主要成分90%是聚乙烯，都是较轻的碳氢构成的，比重只有0.9-0.95，比水轻。

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