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Epoxy resin 8086A/B
1. Instructions for use
The raw materials used in 8086A/B double-group liquid unfilled epoxy resin are imported Shell bisphenol A resin and methyl hexahydroacid anhydride curing agent, which are processed and reacted by a special process. The product has advanced technological performance and good mechanical, electrical and heat dissipation performance. Applicable to: casting of dry-type transformers, dry-type reactors, special transformers, etc.
2. Characteristics
|
main agent8086A
|
Hardener8086B
|
||
| color | transparent | light yellow | |
|
Viscosity40℃（mpa.s）
|
800~1050
|
150~300
|
|
|
density20℃（g/cm3）
|
1.20~1.25
|
1.10~1.20
|
|
3. Performance
①Low resin viscosity and strong penetration
② Long storage time at 25℃~55℃
③ Strong resistance to cracking and low partial discharge
4. Mixing ratio
A:B=100:80
Five, pouring process: conventional vacuum pouring system
|
Object temperature:
|
（℃）
|
55
|
|
Viscosity:60℃
|
（mpa.s）
|
88~120
|
| Mold temperature: |
（℃）
|
60~65
|
| pressure: |
（Mpa）
|
5~10
|
Six, curing conditions
Pre-curing: temperature/time (℃/h) 80/6 100/4
Post-curing: temperature/time (℃/h) 130/6
7. Characteristics after curing
| Gravity Strength |
Mpa
|
80~120
|
|
Elasticity coefficient
|
Mpa
|
8000~10000
|
|
Elongation at break
|
％
|
1~2
|
|
glass transition temperature
|
（℃）
|
90℃~95℃
|
|
Thermal elongation coefficient
|
（105/1c）
|
30~35
|
|
thermal conductivity
|
（W/mk）
|
0.8~1.0
|
|
surface resistance
|
（Ω）
|
1014
|
|
Specification Volume Resistivity
|
（Ω/cm）
|
1015
|
|
Water absorption %
|
24n/RT
|
<0.1
|
Eight, matters needing attention
The process data listed above are for reference only. In the process of using this product, the process conditions are cured according to your own manufacturing equipment. If you have any questions, please contact our company in time.
9. Insulation class: F.H
10. Storage and Packaging
It should be sealed in the original packaging container and stored in a dry and ventilated place to avoid moisture, (shelf life: 6 months) 200 kg packaging (net weight)
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