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P

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roduct center

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????ppr??????????

PPR?????????????湲?????????????ε??PP-R??80????????????????????5%????PP???????????????????(??湲??)??????????????????[1]  ?????????????????á??????????????????ù???????????????????????·???档

PP-R??????????????Mpa????PP-R?????S5,S4,S3.2,S2.5??4???????,???????????S3.2,S2.5????????У???????????S5,S4,S3.2????????С?

????????????????????????У??GB/T18742.2-2002???,


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???????2016-10-28 00:00:00

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