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| International Standard Category: Other insulating materials |
GB/T 20629.4-2021 Non-cellulosic papers for electrical purposes—Part 4：Aramid fibre paper containing mica particles
电气用非纤维素纸 第4部分：含云母颗粒的聚芳酰胺纤维纸 ;
| Category No.: | 29.035.99 | Valid Status: | valid |
| Issued Organization: | SAMR; SAC | Issued Date: | 2021-12-31 |
| Implemented Date: | 2022-7-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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