Description
intro
Chang Xian E57C insulating varnish, heat resistant class B-F (130°C-155°C), this insulating varnish/fanliser is suitable for baking small and medium transformers, small and medium electric motors and other electrical products.
Product characteristics
* Alkyd amino paint
Good tightness
* Fast internal drying
Heat resistance grade: B-F(130℃-155℃)
Uses
For baking small and medium-sized transformers, small and medium-sized electric motors and other electrical products
General features
| projects | | Specification |
| Varnish properties | Appearance | Light yellow transparent |
| Viscosity (25°C, coated – 4#, sec) | 60 to 90 |
| Specific gravity (25℃) | 0.98±0.05 |
| Non-volatile component (105℃/3h, %) | 45.0±5.0 |
| Drying time (Galvanized iron sheet) | Surface drying (110°C, min) | ≤30 |
| Real drying (110°C ，min) | ≤120 |
| Volume resistivity | Normal state (Ω-m) | ≥1×1014 |
| 24hours after immersion in water（Ω-m） | ≥1×1013 |
| Dielectric strength | Normal state（kV/mm） | ≥70 |
| Heat resistance grade | | Grade B(130℃) |
| Matching thinner | | X-7 series |
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