标准摘要
[中文适用范围]： 涵盖以不饱和聚酯树脂为基体，采用特定增强材料制成的层压片材。规范中明确了材料分类、尺寸公差、表面质量以及试验方法，确保不同批次产品的一致性。通过设定严格的准入条件，该文件有助于提升电工部件的可靠性和安全性，促进相关制造流程的标准化。它不涉及具体产品的最终设计，而是从材料本源层面确立技术基准，为电气设备及零部件的选型与应用提供支撑，确保在复杂工况下维持稳定的电气与机械性能。 [外文原描述]： Gives the requirements for industrial rigid laminated sheets for electrical purposes based on polyester resins and glass mat reinforcements. The contents of the corrigenda of September 1995 and December 1997 have been included in this copy.
英文名称Specification for industrial rigid laminated sheets based on thermosetting resins for electrical purposes - Part 3: Specifications for individual materials - Sheet 5: Requirements for rigid laminated sheets based on polyester resins