Qingyang New Material
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Epoxy Resin |
QYZ-6011A 100 pbw |
Recommended formula |
|
Hardener |
QYZ-6011B 100 pbw |
|
|
Filler |
silicon micropowder 380-450pbw |
|
|
Color paste |
suitable |
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A two-part epoxy resin system. The system is liquid at room temperature and is suitable for vacuum casting and APG processes.It has excellent crack resistance and heat resistance, Tg is 80-90℃.
Mainly recommended for the production of medium and high voltage electrical insulating parts.
Such as: 10KV contact box, bushing, insulator and other insulating parts.
| Performance | Unit | Standard |
| Epoxy Value | Eq/kg | 4.5-5.1 |
| Viscosity at 25℃ | mPa.s | 3000-7000 |
| Density at 25℃ | g/cm3 | 1.16-1.20 |
| Performance | Unit | Standard |
| Exterior | Visual inspection | Light yellow to yellow liquid |
| Viscosity at 25℃ | mPa.s | 100-200 |
| Density at 25℃ | g/cm3 | 1.17-1.24 |
Epoxy resin QYZ-6011A，Hardener QYZ-6011B and a certain amount of silicon micropowder is fully mixed and degassed under Vacuum conditions, and can be carried out according to the following process :
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Process parameters |
pressure gel |
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Epoxy/hardener mixing temperature |
40℃/1-2 Hours |
|
Injection pressure |
0.2-0.6mPa |
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Mold temperature |
130-160℃ |
|
Pouring time |
8-25mins |
Test system: resin QYZ-6011A / Hardener QYZ-6011B filler Mixing ratio: 100/100/350
Curing conditions :80℃×4hours+140℃×8hours
Note: The following performance data are measured according to the national standard and are only for user reference. The specific application data should be determined according to the actual conditions of the user.
|
Impact strength |
kJ/m2 |
9-14 |
|
Bending strength |
Mpa |
110-140 |
|
Tensile Strength |
Mpa |
65-85 |
|
Glass transition temperature(DSC) |
℃ |
80-90 |
|
Curing shrinkage |
% |
0.7-0.9 |
|
surface resistivity |
Ω |
1014 |
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Volume resistivity |
Ω.cm |
1015 |
|
Dielectric strength |
kv/mm |
30 |
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Dielectric loss |
% |
0.02 |
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Thermal decomposition temperature |
℃ |
＞320 |
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water absorption (23℃×10D) |
% |
0.2 |
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The shelf life is one year in airtight dry conditions at room temperature. Avoid expired use. |
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Resin 20kg/drum or 220kg/drum, Hardener 20kg/drum or 220kg/drum. |
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When the skin sticks to the resin, it should be wiped off immediately, then washed with detergent or soapy water and dry; If severe or burnt, seek medical attention immediately. |
