IEC 60893-3-4:2003/COR1:2014 标准是一项重要的绝缘材料标准，适用于电气用途的工业硬质层压板。本标准主要规定了基于热固性树脂的硬质层压板的要求，其中以苯酚树脂制成的硬质层压板为主要对象。

本标准主要包括以下方面的内容：

1. 材料要求：包括硬质层压板的基材、树脂、填料、增强材料等方面的要求。

2. 结构要求：包括硬质层压板的厚度、层数、层间粘合强度等方面的要求。

3. 性能要求：包括硬质层压板的机械性能、电气性能、耐热性、耐化学性等方面的要求。

4. 试验方法：包括硬质层压板的物理性能、机械性能、电气性能、耐热性、耐化学性等方面的试验方法。

本标准的实施可以有效保证硬质层压板的质量和性能，确保其在电气用途中的可靠性和安全性。同时，本标准也为硬质层压板的生产和使用提供了技术指导和参考。

相关标准
- IEC 60893-1:2003 Insulating materials - Industrial rigid laminated sheets based on thermosetting resins for electrical purposes - Part 1: Definitions, designations and general requirements
- IEC 60893-2:2003 Insulating materials - Industrial rigid laminated sheets based on thermosetting resins for electrical purposes - Part 2: Methods of test
- IEC 60893-3-1:2003 Insulating materials - Industrial rigid laminated sheets based on thermosetting resins for electrical purposes - Part 3-1: Specifications for individual materials - Requirements for rigid laminated sheets based on epoxy resins
- IEC 60893-3-2:2003 Insulating materials - Industrial rigid laminated sheets based on thermosetting resins for electrical purposes - Part 3-2: Specifications for individual materials - Requirements for rigid laminated sheets based on polyester resins
- IEC 60893-3-3:2003 Insulating materials - Industrial rigid laminated sheets based on thermosetting resins for electrical purposes - Part 3-3: Specifications for individual materials - Requirements for rigid laminated sheets based on silicone resins