综合
厂家直售杜邦复合绝缘纸6640NMN，6650NHN及电机DMD
6650NHN耐高温绝缘复合纸
6650NHN , 厂家直销6650NHN绝缘纸
正品杜邦纸H级电机变压器专用绝缘复合纸耐高温6650NHN绝缘复合纸0.20/0.25mm
6650NHN NOMEX聚酰亚胺薄膜柔软复合绝缘材料