Materials for printed boards and other interconnecting structures - Part 2-40: Reinforced base materials, clad and unclad - High performance, non-halogenated epoxide woven E-glass laminate sheets of defined flammability (vertical burning test), copper-clad for lead-free assembly
印刷电路板和其他互连结构的材料 - 第2-40部分:强化基材包装和包装 - 高性能 非卤化环氧树脂编织的定义易燃性的E-玻璃层压板(垂直燃烧测试) 无铅铜包层部件
IEC 61249-2-40:2012 specifies requirements for properties of modified non-halogenated epoxide woven E-glass laminated sheet of a thickness of 0,05 mm up to 3,2 mm, of defined flammability (vertical burning test), copper-clad. The glass transition temperature is defined to be 170 °C minimum.