Substantial Quantities of acrylonitrile end in a rubber with superior oil resistance. Compounds with low acrylonitrile content material have an improved lower temperature overall flexibility and resilience. Ethylene Propylene Rubber (EPM) is usually a copolymer consisting of ethylene and propylene. The ethylene propylene polymer is chemically inert as it contains https://beediadiamond.com/catalog/rubber-points
หินเจียรยาง - An Overview
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