Epoxy NP643 - Sheet

Nombres alternativos y comerciales
U.L. LISTED: N
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Description

NP643 is constructed from an electrical grade kraft paper and a high temperature specially modified epoxy resin system.

Los datos sobre este material han sido proporcionados por Norplex Micarta.

A menos que se indique lo contrario, todas las medidas corresponden a condiciones de temperatura ambiente. A menos que se indique lo contrario, se utilizan las unidades del SI.
Las normas armonizadas son similares a uno o varios estándares del proveedor. Es posible que algunas normas armonizadas se ajusten al estándar original, mientras que otras pueden quedar fuera de su alcance.

Ashby charts

Propiedades

General

PropertyValueComment

Bonding strength

408.2 Kg

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Densidad

1.4 g/cm³

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Moisture absorption

0.37 - 0.6 %

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Condition D₁-24/23 | Depending on the thickness of the specimen

Mecánica

PropertyValueComment

Dureza Rockwell M

115 [-]

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Impact strength, Izod unnotched, ASTM

29.9 J/m

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Transverse

34.7 J/m

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Resistencia a la compresión

304.1 MPa

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Flatwise

Resistencia a la flexión

191.0 MPa

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193.1 MPa

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Transverse

Resistencia a la tracción

116.5 MPa

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Aplicaciones térmicas

PropertyValueComment

Relative temperature index, electrical

140 °C

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¹

Relative temperature index, mechanical strength

140 °C

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¹

Temperatura de transición del vidrio

130 °C

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min. | DSC

145 °C

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max. | DMA

Arc resistance

120 seconds

Inflamabilidad

UL 94, Class HB

Eléctrico

PropertyValueFrequencyTesting StandardComment

Constante dieléctrica

4.5 [-]

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1MHz

ASTM D150

Condition D-24/23

6.6 [-]

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1MHz

ASTM D150

Condition A

Factor de disipación

0.054 [-]

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1MHz

Condition A

0.057 [-]

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1MHz

Condition D-24/23

Rigidez dieléctrica

6.69 kV/mm

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Tensión de ruptura

6 kV

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ASTM D149

Condition D48/50

65 kV

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ASTM D149

Condition A

Índice de seguimiento comparativo

150 V

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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


2.The mechanical properties are converted from American unit system to International unit system.

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.