Phenolic Resin Board
Phenolic Cotton Cloth Laminate Sheet
1, Structure (form): phenolic resin, cotton fabric;
2, Performance (summary):high mechanical property;
3, Application (purpose): aplicable to do insulation materials in mechanical, electrical, electric! equipment pars and componenets, and can be used in transformer oil;
4, Sheet specifications: 1020*2020mm; 1220*2440mm;
Thickness: 0.5mm-100mm;
No . | Indicator | Unit | Index value |
1 | Density | g/cm3 | 1 .30~1.42 |
2 | Mart in temperature (longitudinal) | °C | ≥125 |
3 | Vertical laminar bending strength (longitudinal) | MPa | ≥105 |
4 | Tensile strength (longitudinal) | MPa | ≥65 |
5 | Impact strength (simply supported beam method, unnotched specimen, longitudinal) | kJ/m2 | ≥25 |
6 | Bonding strength | N | ≥5400 |
7 | Vertical laminar electrical strength (90°C±2°C transformer oil, thickness >3mm, processed to 2.0mm±0.2 mm) | MV/m | ≥2.0 |
Phenolic Resin Laminate Sheet
No . | Indicator | Unit | Index value | |
1 | Vertical laminar bending strength (applicable thickness ≥1.6mm) | MPa | ≥118 | |
2 | Bonding strength | Ω | ≥3200 | |
3 | Parallel layer insulation resistance (thickness ≥1.0mm) | Normal state | Ω | ≥1.0 x 109 |
Aft er being exposed to moisture | Ω | ≥1.0 x 107 | ||
4 | Vertical layer withstand voltage (transformer oil withstand voltage, 20°C ±5°C / 5min) | Thickness 0.4~1mm | MV/m | ≥16 |
Thickness 1.1~2mm | MV/m | ≥15 | ||
Thickness 2.1~3mm | MV/m | ≥13 | ||
Plate thickness 2.13mm above one side of the processor | MV/m | ≥13 | ||
5 | Parallel layer withstand voltage (suitable thickness >3mm,transformer oil withstand voltage 20°C ±5°C / 5min) | kV | ≥14 | |
kV | ||||
6 | Thermal stability | Thickness 20mm or less | °C | ≥115 |
Plate thickness above 20mm | °C | ≥90 | ||
1, Structure (form): phenolic modified resin, bleached wood pulp paper;
2, Performance (summary): especially suitable for the normal electrical and mechanical properties of phenolic paper laminated sheet;
3, Application (purpose): suitable for high mechanical performance requirements of the motor of electrical equipment insulation structure parts, and can be used in the transformer;
4, Sheet specifications: 1020*2020mm; 1220*2440mm;
Thickness: 1.0mm-100mm;
Epoxy Phenolic Laminated Paperboard
1, Structure (form): cellulose paper, epoxy resin, phenolic resin;
2, Performance (summary): the utility model has the advantages of low loss factor, high electrical strength,oil resistance
and heat resistance grade E.
3, Application (purpose): voltage transformers and insulation structures of motors and electrical equipment that require
low dielectric performance and high loss factor, and can be used in variable voltage. Used in oil.
4, Specifications: 1020*2020mm;1020*2440mm;
Thickness:2.0mm-80mm;
No . | Indicator | Unit | Index value | |||
9309 | 9309~1 | |||||
1 | Density | g/cm3 | – | 1.28~1.4 | ||
2 | Vertical laminar bending strength | Longit udinal | MPa | – | ≥122.5 | |
Horizontal | ≥103.0 | |||||
3 | Tensile strength (thickness 1mm and above) | Longit udinal | MPa | – | ≥88.2 | |
Horizontal | ≥68.2 | |||||
4 | Impact strength | Thickness 1.2~9.5mm | Longit udinal | kJ/m2 | – | ≥11.8 |
Horizontal | – | ≥7.8 | ||||
Thicker than 9.5mm | Longit udinal | – | ≥17.6 | |||
Horizontal | 11.76 | ≥13.7 | ||||
5 | Splitting strength | kN/m | – | ≥98 | ||
6 | Mart in temperature | °C | – | ≥150 | ||
7 | Thermal stability | °C | 100 | 130 | ||
8 | Oil resistance (transformer oil, 4h) | °C | – | 130 | ||
9 | Insulation resistance (thickness 2mm and above) | Normal state | Ω | ≥1.0 x 1011 | ≥1.0 x 1011 | |
After being exposed to moisture | ≥1.0 x 108 | ≥1.0 x 108 | ||||
10 | Dielectric loss factor | Normal state | ≤0.09 | ≤0.045 | ||
After being exposed to moisture | ≤0.10 | |||||
11 | Parallel layer withstand voltage | 5min in oil at 20°C ± 5°C | kV | 16 | – | |
5min in oil at 90°C ± 5°C | 8 | – | ||||
12 | Parallel layer withstand voltage (90°C ± 2°C / 1min in oil above 8mm thickness) | kV | – | 70 | ||
13 | Vol um e resistivity | Ω.m | ≥1.0 x 1010 | – | ||
14 | Vertical layer withstand voltage (20°C ± 5°C / 5min in oil) | kV | 22 | – | ||
15 | Bonding strength | N | 3528 | – | ||
