Customization: | Available |
---|---|
Application: | Insulators, Electrical Winding Insulation, Winding Wire Coating Insulation, Electrical Base, Shell, Motor, Insulating Varnish, Switch Baseplate |
Material: | Fiberglass |
Still deciding? Get samples of US$ 0/Piece
Request Sample
|
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
Order | Item name | Unit | Test method | Index |
1 | Density | g/cm3 | GB/T5130 section 8.1 | (1.80-2.08) |
2 | Water absorption | mg | GB/T5130 section 8.2 | Refer to table 2 |
3 | Vertical layer direction bending strength | MPa | GB/T5130 section 5.1 | >= 340 |
4 | Vertical layer direction compression strength | MPa | GB/T5130 section 5.3 | >= (350) |
5 | Tensile strength | MPa | GB/T5130 section 5.7 | >= (300) |
6 | Compact strength (Simply strut-beam method) | KJ/m3 | GB/T5130 section 5.5.1 | >= 33 |
7 | Insulation resistance after water dipping | Ω | GB/T5130 section 6.3 | >= 5.0 × 108 |
8 | Mediate loss factor, 1MHz hour | ____ | GB/T5130 section 6.2 | <= 0.04 |
9 | Dielectric constant, 1MHz hour | ____ | GB/T5130 section 6.2 | <= 5.5 |
10 | Vertical layer direction electric strength at (90±2)ºC transformer oil | KV/mm | GB/T5130 section 6.1 | Refer to table 3 |
11 | Parallel layer direction striking voltage | kV | GB/T5130 section 6.1 | >= 35 |
NO | Item | Unit | Index value | Remark |
1 | Vertical bending strength | MPa | ≥340 | - |
2 | Parallel impact strength (simply-supported beam method) |
KJ/ | ≥33 | Either one meeting this requirement is acceptable. |
3 | Parallel impact strength (cantilever beam method) |
kJ/ | ≥34 | |
4 | Vertical electric strength (in oil of 90ºC±2ºC,1mm) |
MV/m | ≥14.2 | - |
5 | Parallel breakdown voltage (in oil of 90ºC±2ºC) |
kV | ≥35 | - |
6 | Dielectric constant (below 48Hz-62Hz) |
- | ≤5.5 | - |
7 | Dielectric constant (below 1MHz) |
- | ≤5.5 | |
8 | Thermostability | ºC | 150 | - |
9 | Oil resistivity in transformer oil 4h | ºC | 130 | - |
10 | Tensile strength lengthways horizontal | MPa | ≥314 ≥216 |
- |
11 | Adhesive strength | N | ≥5600 | - |
12 | Dielectric dissipation factor (below 48Hz-62Hz ) |
- | ≤0.04 | Either one meeting this requirement is acceptable. |
13 | Dielectric dissipation factor (below 1MHz ) |
- | ≤0.04 | - |
14 | Density | g/ cm3 | (1.8-2.08) |
Properties | Unit | Grade | |||
Epoxy Glass Cloth Molded Rod | |||||
3840 | 3841 | 3841F | |||
Flexural strength | ≥ | MPa | 343 | 241 | 241 |
Tensile strength | ≥ | MPa | 196 | - | - |
Compressive strength (Axial) | ≥ | MPa | - | 241 | 241 |
Breakdown voltage parallel to laminations (in transformer oil) |
≥ | kV | 15 (90±2°C) |
15 (90±2°C) |
15 (90±2°C) |
Insulation resistance parallel to lamination A: Under normal conditions D-24/23: Immersion in water |
≥ |
W | 1.0×1010 1.0×107 |
- - |
- - |
Density | g/cm3 | (1.70-1.90) | |||
Water absorption rate (D-24/23,25MM) |
≤ | % | - | 0.5 | 0.5 |
Flammability | Class | - | - | FV0 | |
Color | - | Natural | Green | Green | |
Reference standard | - | Q/TXXFR004-2009 |
No | Item | Units | Indicators | ||||
EPGC201 | EPGC202 | EPGC203 | EPGC204 | ||||
1 | Density | g/sqcm | 1.7-1.9 | 1.7-1.9 | 1.8-2.0 | 1.8-2.0 | |
2 | Vertical layer to the bending strength | Vertical | Mpa | 340 | 340 | 340 | 340 |
Horizontal | Mpa | 250 | 250 | 170 | 170 | ||
3 | Impact strength (simply supported beam method,notched specimen) |
KJ/sqm | 37 | 37 | 34 | 34 | |
4 | Vertical Flammability | Grade | - | FV-0 | - | FV-0 | |
5 | Adhesive strength | N | 6500 | 6500 | - | - | |
6 | Insulation Resistance | Normal | Ω | ||||
Water after 24h |
|||||||
7 | Parallel to the layer high voltage ((90ºC+2ºC oil)) | KV | 35 | 35 | 5 | 5 | |
8 | Vertical layers to the electrical strength (90ºC+2ºC oil) | 0.5-1mm | MV/m | 0 | 20 | 20 | 20 |
1.1-2mm | 18 | 18 | 18 | 18 | |||
2.1-3mm | 16 | 16 | 16 | 16 |