One of the important performances of polyethylene cable jacket materials is environmental stress-crack resistance, while general-purpose LDPE resin cannot meet all kinds of demands.
聚乙烯电缆护套料的重要性能之一是耐环境应力开裂(ESCR)性能，普通的LDPE树脂不能满足要求。
Jacket: Black low mid or high density polyethylene.
护套：黑色低密度或中密度或高密度聚乙烯。
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