Casting Epoxy Resin System For High Voltage Winding Under Vacuum
| Packaging: | 10,20kg barrel |
Product Description
Casting Epoxy Resin System For High Voltage Winding Under Vacuum
Quick Detail :
138MPa Bending Strength Casting Epoxy Resin System For High Voltage Winding Under Vacuum
Description:
CW-AF casting resin system is specially designed for casting and blending high voltage winding under vacuum.
Specifications:
|
Material |
Colour |
Viscosity |
Density |
|
mPa.s(25°C) |
g/cm3(25°C) |
||
|
CW-AF Epoxy Resin |
<3 |
7,000-14,000 |
1.10-1.20 |
|
CW-905 Hardener |
<6 |
40-200 |
1.15-1.25 |
|
CW-040 Flexibilizer |
<3 |
50-110 |
0.95-1.05 |
|
CW-061 Accelerant |
<3 |
1-15 |
0.85-0.98 |
Formula Using Technology:
1. Blending Ratio:
|
Material |
Casting Formula (Weight Ratio) |
Base Formula (Weight Ratio) |
|
CW-AF Epoxy Resin |
100g |
100g |
|
CW-905 Hardener |
100g |
100g |
|
CW-040 Flexibilizer |
5-25g |
9g |
|
CW-061 Accelerant |
0.1-2.5g |
0.2g |
According the different requirements, customer can take appropriate readjustment. Weight to batch charging with ratio by selected, mix stirred at 60°C, vacuum degassing for 0.5-1 hour, than pouring.
3. Curing Condition:(1),100°C/2Hours+120°C/2Hours+130-140°C/10Hours
(2),80°C/2Hours+100°C/1Hours+120°C/8Hours(3),80°C/6Hours+120°C/8Hours
Cured PerformanceItem
|
|
Test Value |
||
|
Absorption Capacity(23°C×24h) |
% |
0.06 |
|
|
Impact Strength |
kJ/m2 |
18 |
|
|
Bending Strength |
MPa |
138 |
|
|
Bending Modulus |
MPa |
3150 |
|
|
Distortion Temperature |
°C |
85 |
|
|
Electric Strength |
MV/m |
30.3 |
|
|
Arc Resistance |
s |
72 |
|
|
Dissipation Factor |
(RT) |
- |
0.0054 |
|
(100°C) |
- |
0.0049 |
|
|
Dielectric Constant |
(RT) |
- |
3.3 |
|
(100°C) |
- |
4.0 |
|
|
Surface Resistivity |
(RT) |
Ω |
1.2×1016 |
|
(100°C) |
Ω |
7.2×1012 |
|
|
Volume Resistance |
(RT) |
Ω-cm |
3.3×1014 |
|
(100°C) |
Ω-cm |
2.0×1011 |
|
