ASTM D2400电绝缘用浸漆玻璃聚酯布的标准规范
日期:2012-02-10 10:47
fabric and tape shall be free from wrinkles, blisters, or any imperfections which will detract from its value as electrical insulation. Sheets, rolls, and tapes of black varnished cloth shall have two different types of surface finish: greasy and dry. Yellow varnished cloth shall be furnished only with dry finish. Under normal room conditions greasy tapes shall have the property of sliding freely between layers when moved by the fingers, and shall show a decidedly oily surface. Dry finish tapes
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