GB/T 5019.4-2009
AbolishedSpecification for insulating materials based on mica - Patr 4: Mica paper
以云母为基的绝缘材料 第4部分：云母纸
Application Summary AI generated
GB/T 5019.4-2009 specifies the classification, requirements, and test methods for mica paper used as a base insulating material in electrical equipment. It is applied in the manufacturing of mica-based tapes, sheets, and laminates for high-voltage motors, generators, and transformers. The standard ensures consistent dielectric strength and thermal stability for insulation systems in power generation and industrial electrical engineering.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.