铝 基 覆 铜 板 主 要 性 能MainCharacteristicsofAluminum-basedCoppper-cladLaminate实验项目Testitem 指标值indexValue 实验值TestValue 测试方法TestMethod 剥离强度N/mmPeetstrength 1.82.2GJB1651中4010绝缘电阻MΩbrcakdownvoltage ≥1×105 107
GJB1651中5020击穿电压DCKvbrcakdownvoltage 46GJB1651中5040介质损耗角正切(1MHz)losstangent ≤0.030.02(40℃,93%96h)介电常数(1MHz)Dielectncconstant ≤4.43.5(40℃,93%96h)热冲击起泡blisteringafterheatshoch 2min260℃不起泡NoBlistering不分层NoDelamination 288℃不起泡NoBlistering不分层NoDelamination GB/T4722中17燃烧性flamnabilitycombustibility FV-OFV-OGB/T4722中26热阻℃/Wheatresistance 1.51.0TO-220