ASTM D4063电绝缘板标准规范
日期:2012-02-10 17:51
ASTM D4063Standard Specification for Pressboard for Electrical Insulating Purposes
ASTM D4063电绝缘板标准规范
This specification covers pressboard for electrical insulating purposes as well as for dielectrical or structural purposes in transformers and other electrical apparatus. Pressboards under this specification are of three types: Type 1 consists of high-purity (Grade 1.1) calendered pressboards, while Type 2 consists of normal-purity (Grades 2.1.1, 2.2.1, 2.3.1, and 2.3.2) calendered press
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