Insulation class: F class (155 °C)
Can be customized
Composition of the Phenolic Modified Polyester Impregnating Varnish :
polyester resin, modified resin, xylene, butyl acetate, etc.
Main advantages of the Phenolic Modified Polyester Impregnating Varnish :
F grade insulating material. Has excellent mechanical, heat resistance and electrical properties, long-term operating temperature of 155 °C.
|1||Appearance||—||Uniform solvation, smooth surface after drying|
|2||Viscosity,by viscosimeter No.4,at (23±1) °C||s||35±10|
|3||Solid content at 105±2 °C for2h||%||46±2|
|4||Electric strength||At room temperature||MV/m||>70|
|Flooding after 24 h||>60|
|5||Volume resistivity||At (23±2) °C||Qcm||>1x1O10|
|Flooding after 7 days||>1x106|
|6||Solvent Resistance||—||No Change, tack-free, non-foaming, not sticky, at least passed 2 of these 5 solvents|
|(Benzol, acetone, Methanol, hexane,|
|8||Recommended||80±5°C/2h, 125±5°C/2 〜4h, 150±10°C/6 〜8h|
|Curing Condition||electric resistance reach the steady value|
1.Q: Are you trading company or manufacturer ?
A: We are a manufacturer, We have more than 36 years experience in producing electrical insulation material.
2.Q: Where is your factory located? How can I visit there?
A: Our factory is located in Xuchang,Henan provience.
3.Q: Which certification do you have?
A: The plant has passed the certificate of ISO 9001 quality system certification;
The products have passed ROHS test.
4.Q: Can i get a samples for free?
A: Of course we can sent you a sample of 2715 pvc insulation fiberglass sleeving for free, customers just need to pay a litter shipping change.
5.Q: How long is the delivery time?
A: Generally it is 5-15 days if polyimide film price is in stock, or it is 15-30 days.