Tests for UL746E Laminates Test Applicable Standard Bond Strength (BS) for PWBs 印制板镀层覆着力测试 UL746E Vertical Burning (V)垂直燃烧 UL94 Vertical Burning (V) after Thermal Shock 热冲击后垂直燃烧 UL94 Vertical Burning for Thin Material (VTM) UL94 Flexural Strength (FS) 挠曲强度 UL746A High-Current Arc Ignition (HAI) 高电流电弧引燃 UL746A Hot Wire Ignition (HWI) 热线圈引燃 UL746A High-Voltage Arc-Tracking-Rate (HVTR) 高电压电弧起痕速率 UL746A High-Voltage Arc Resistance (HVAR)高电压耐电弧性 UL746A Dielectric Strength (DS)绝缘强度 UL746A High Voltage, Low Current, Dry Arc Resistance (D495)高电压低电流耐电弧性 UL746A Comparative Tracking Index (CTI) 相对起痕指数 UL746A Volume Resistivity (VS)/Surface Resistivity (SR)表面体积电阻率系数 UL746A Long-Term Thermal Aging 长周期热老化 UL746B Cold Bend 冷弯 UL746E Repeated Flexing 频繁的弯曲 UL746E Flexibility 挠性 UL746E Coverlay Lamination