Customization: | Available |
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Application: | Insulators, Electrical Winding Insulation, Winding Wire Coating Insulation, Electrical Base, Shell, Motor, Insulating Varnish, Switch Baseplate, Transformer |
Color: | Brown, Brown, Black, Orange, Yellow, White, Grey or Custo |
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properties | Unit | Grade | |
3025 | |||
Flexural strength perpendicular to laminations | ≥ | MPa | 100 |
Compression strength perpendicular To laminations | ≥ | MPa | 245 |
Bonding strength | ≥ | N | 5400 |
Dielectric Strength Perpendicular to Laminations(in 90±2°C transformer oil,1mm in thickness) | ≥ | KV/mm | 0.82 |
Breakdown voltage parallel to laminations(in 90±2°CTransformer oil) | ≥ | kV | 1 |
Permittivity(1MHz) | ≤ | - | 5.5 |
Dissipation factor(1MHz) | ≤ | - | 0.04 |
Insulation Resistance after impregnated in water | ≥ | Ω | 1.0×106 |
Density | g/cm3 | 1.45-1.5 | |
Water absorption(1mm in thickness) | mg | 206 | |
Color | - | Brown | |
Tensile strength | ≥ | MPa | 98 |
Impact strength | ≥ | KJ/m2 | 8.8 |
Temperature index (short time). | ≥ | - | 120 |
ITEM | UNIT | VALUE | ||
3025 | 3025B | 3025C | ||
Density | g/cm3 | 1.30~1.42 | 1.30~1.45 | 1.30~1.45 |
Martens heat resistance (LW) | ºC | 125 | 125 | 125 |
Flexural strength≥ | MPa | 110 | 90 | 70 |
Tensile strength≥ | MPa | 70 | - | - |
Adhesion force≥ | N | 5390 | 4500 | 4500 |
Impact strength,charpy≥ | kJ/m2 | 25 | 20 | 15 |
Voltage endurance perpendicular to lamination in transformer oil at 90±2ºC≥ | kV/mm | - | - | - |
Thickness:0.5~1mm | 4 | - | - | |
Thickness:1.1~2mm | 3 | - | - | |
Thickness:2.1~3mm | 2 | - | - | |
- | - | 2.5 | 2.5 | |
Area of the sheets | mm | 1020×1220,980×1980,1020×2040 |