Epoxy NP613 Sheet – High-Performance Electrical Grade Composite
NP613 is constructed from electrical grade of kraft paper and a specially modified epoxy resin system.
Properties
General
| Property | Value | Testing Standard | Comment |
|---|---|---|---|
Bonding strength | 453.6 Kg | ASTM D229 | Condition A |
Density | 1.35 g/cm³ | ASTM D792 | |
Moisture absorption | 0.59 % | ASTM D570 | Condition D₁-24/23 |
Mechanical
| Property | Value | Testing Standard | Comment |
|---|---|---|---|
Compressive strength | 275.8 MPa | ASTM D695 | Condition A | Flatwise |
Flexural strength | 151.7 MPa | ASTM D790 | Condition A, Transverse |
186.2 MPa | ASTM D790 | Condition A | |
Hardness, Rockwell M | 90 [-] | ASTM D785 | |
Impact strength, Izod unnotched, ASTM | 53 J/m | ASTM D256 | Condition E-48/50, Transverse |
67 J/m | ASTM D256 | Condition E-48/50 |
Thermal
| Property | Value | Comment | |
|---|---|---|---|
Relative temperature index, electrical | 140 °C | UL Bulletin 746b¹ | |
Relative temperature index, mechanical strength | 140 °C | UL Bulletin 746b¹ | |
Flammability | UL Bulletin 94, Class HB, Condition A | ||
Electrical
| Property | Value | Testing Standard | Frequency | Comment |
|---|---|---|---|---|
Breakdown voltage | 6 kV | ASTM D149 | Condition D48/50 | |
40 kV | ASTM D149 | Condition A | ||
Dielectric constant | 4.6 [-] | ASTM D150 | 1MHz | Condition D-24/23 |
Dissipation factor | 0.04 [-] | ASTM D150 | 1MHz | Condition D-24/23 |
Technological properties
| Property | ||
|---|---|---|
| Application areas | It is designed to be used in tap changers, coil support plates and terminal panels for transformers and their accessories. | |
| Fillers | Paper | |
| Other | 1.This temperature is a recommendation only, and based upon experience in various applications. The maximum operating temperature is dependent upon the application and should be investigated prior to use | |
| Supplier Disclaimer | This data, while believed to be accurate and based on reliable analytical methods, is for informational purposes only. The terms and conditions of the agreement under which it is sold will govern any sales of this product. Data supplied above are "typical values"; not to be considered "specification values". To assure the material's performance is adequate for a specific application; customers should verify, independent of Norplex-Micarta, performance characteristics of interest. It is the responsibility of the users of this information to make sure that they have the latest version of this TDB, and are urged to check with Customer Service or, preferably our web site, www.norplex-micarta.com, to determine if the information is the most current available. | |
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