China Textolite Material Bakelite Sheet Phenolic Laminated Brown Electrical Insulating Cotton 3025 Textolite Sheet, Find details about China 3025 Phenolic Board, Laminated Board from Textolite Material Bakelite Sheet Phenolic Laminated Brown Electrical Insulating Cotton 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 |