China Electrical Insulation Phenolic Resin Cotton Cloth Laminated 3025 Textolite Sheet, Find details about China Bakelite Laminate Board, Nsulation Bakelite Plate from Electrical Insulation Phenolic Resin Cotton Cloth Laminated 3025 Textolite Sheet
Properties | Unit | Index Value | Fact Value | |
3025A(10 yarns) | 3025A(10 yarns) | |||
Density | g/cm3 | 1.30-1.45 | 1.43 | |
Flexural strength | MPa | ≥91 | 98 | |
Tensile strength | Mpa | ≥55 | 57.5 | |
Adhesive strength | N | ≥5500 | 6310 | |
Impact strength | KJ/M2 | ≥6 | 7.2 | |
Martens temperature | °C | ≥125 | 126 | |
Dielectric strength perpendicular to laminate (in 90°Ctransformer oil,) | 0.5-1mm | kv/mm | ≥4.0 | 4.6 |
1.1-2mm | ≥3.0 | 3.8 | ||
2.1-3mm | ≥2.0 | 2.2 | ||
Reference standard | Q/SSD001-2011 |
Properties | Unit | Index Value | Fact Value |
3026(32 yarn) | 3026(32 yarn) | ||
Surface | The surface is smooth, free of impurities and defects, allowing the minor abrasions | ||
Density | g/cm3 | 1.30-1.40 | 1.38 |
Flexural strength | MPa | ≥110 | direction 122 |
cross 93.5 | |||
Maximum absorption rate | % | 1 | 0.64(10mm) |
Adhesive strength | N | ≥5500 | 7400 |
Impact strength | KJ/M2 | ≥7.0 | 19.5 |
Dielectric strength perpendicular to laminate (in 90°C±2°Ctransformer oil, ) | MV/m | ≥0.5 | 8.5(3mm) |
Breakdown voltage Parallel to lamination (in 90°C±2°Ctransformer oil,) | kv | ≥1 | 20.5(10mm) |
Reference standard | JB/T8149.2-2000 |