什么是 5GM5 重载橡胶电缆
5GM5 并不是聚氨酯(PUR)材质。在德国 VDE 0207-21 护套料标准体系中,PUR 的代码是 11Y(热塑性聚氨酯弹性体),而 5GM5 代表”特种重载合成橡胶/弹性体护套材料”,通常是高级特种氯丁橡胶(PCP/CR)或高性能氯化聚乙烯(CPE)的改性配方。二者材质不同,却常被放在一起对比——因为它们都是各自领域里抗撕裂、耐磨损、防油性最顶级的”硬核”存在。区别在于主场:PUR 统治高动态、高柔性、轻量场合;而 5GM5 统治大规格、中高压、极端重工业,如矿山、港口吊机、大吨位卷筒



















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