标准摘要
[中文适用范围]： IEC 61249的这一部分规定了厚度为0@05毫米至3@2毫米@定义的可燃性（垂直燃烧测试）@铜包层的改性溴化环氧化物编织无碱玻璃层压板的性能要求。玻璃化转变温度定义为最小值170℃。其阻燃性按照 7.3 的可燃性要求定义。某些属性要求可能有多个性能等级。应在采购订单@上指定所需的类别，否则将提供默认的材料类别。 [外文原描述]： IEC 61249-2-39:2012 specifies requirements for properties of modified brominated epoxide woven E-glass laminated sheet of a thickness 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.
英文名称Materials for printed boards and other interconnecting structures - Part 2-39: Reinforced base materials clad and unclad - High performance epoxide and non-epoxide, woven E-glass laminate sheets of defined flammability (vertical burning test), copper-clad for lead-free assembly