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Help CenterEpoxy Solvent Insulating Varnish R-1040, Dipping Insulatio Varnish, Varnish for Winding
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Insulating Varnish R-1040
1.made from epoxy resin, hardener and mixed solvent etc.
2. used for immersion of class B and F motor.
Technical Data
Properties |
Unit | Standard Values |
|
appearance |
|
Light yellow to brown liquid, clear |
|
Viscosity, 23, Tu-4# cup |
seconds |
25-45 |
|
Solids content, 105±2,2h |
% |
≥70 |
|
|
Curing in thick layer 140, 4h |
- |
Not worse than S1, U1, I4.2 |
|
Dielectric strength |
At room temperature |
MV/m |
≥70 |
Volume resistivity |
23 |
Ω.m |
≥ 1×1012 |
|
After immersion in water, 24h |
≥ 1×1011 |
||
At 155±2 |
≥ 1×107 |
||
|
dielectric loss factor |
23 |
- |
≤0.01 |
155±2 |
≤0.05 |
||
Drying time |
140 |
min |
≤60 |
Established in 1992, Rota Group is one of the most professional manufacturers of impregnating varnish, mica tape, potting resin and embedding resin in China. Most products have been approved by ISO9001, 14000, UL, TUV, FDA, RoHS and REACH, widely used in high-voltage motors, wires and cables, household appliances, industrial pumps, and metallurgy equipments etc. We win the trust of the majority of well-known manufactures, like BOSCH, BLACK & DECKER, Fujitsu, Shibaura, REGAL, Siemens, EPCOS, N.P.V. and so on.
Professional quality, creating value for customers. Rota Group lead in the aspects of industry scale, product technology and innovation capacity, we will provide quality products and professional services for you. Welcome you!
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