Electrically conductive materials

Flexible electrically conductive non-wovens and electrically conductive fabrics from KREMPEL are produced by impregnating non-woven or fabric materials with bonding agents containing electrically conductive particles. The concentration of these particles can be varied. Different types can also include zinc naphthenate as a catalyst. KREMPEL supplies rigid electrically conductive sheet materials for special applications as well.

 

Electrically conductive materials are used in high-voltage machines, high-voltage transformers and high-voltage cables in order to regulate the overall insulation, increase the reliability and to extend the service life. Depending on the application in question as banding material (KREMPEL electrically conductive non-wovens and electrically conductive fabrics) or slot filling materials (KREMPEL conductive sheets and glass fibre-reinforced plastic springs), these materials possess very specific mechanical, thermal and electrical properties.

 

Standard types of KREMPEL conducting non-wovens and conducting fabrics
Type Backing material Applications Resistance range
(&Mac189;/[])
06 EWR 15 AA Polyester tangled
non-woven
Corona protection,
slot filling
400 - 6 000
07 EWR 05 AA Polyester tangled
non-woven
Corona protection,
slot filling
400 - 5 000
10 EWR 02 AA Polyester tangled
non-woven
Corona protection,
slot filling
400 - 20 000
12 EWR 01 AA Polyester tangled
non-woven
Corona protection,
slot filling
400 - 6 000
03 ELR 19 AA Polyester longitudinal
non-woven
Corona protection,
banding
400 - 1 000
06 ELR 14 AA Polyester longitudinal
non-woven
Corona protection,
banding
400 - 1 000
06 ELR 14 CB Polyester longitudinal
non-woven
Corona protection,
slot filling
1 200
03 EFR 13 AA Thread-reinforced polyester
non-woven
Corona protection,
banding
1 000 - 2 000
03 EFR 13 BA Thread-reinforced polyester
non-woven
Corona protection,
banding
nur 400
07 EFR 18 AA Thread-reinforced polyester
non-woven
Corona protection,
banding
400 - 5 000
04 ESR 22 AA Polyester stretch
non-woven
Potential equalisation
in converters and cables
400 - 1 000
04 ESR 22 AA-sk
(self-adhesive)
Polyester stretch
non-woven
Potential equalisation
in converters
400 - 1 000
05 GGR 32 AA Glass fabric Corona protection,
banding
400 - 1 000
10 GGR 31 AA Glass fabric Corona protection,
banding
400 - 1 000
AKASIC 4b Glass-polyester
hybrid fabric
End corona protection
(resin-rich technique)
-
Standard types of KREMPEL conducting sheets
PREGNIT GGBE-R Glass fabric Slot filling material
PREGNIT ELBE-R Polyester longitudinal
non-woven
Slot filling material
PREGNIT EWBE-R Polyester tangled
non-woven
Slot filling material
PREGNIT NWBE-R Polyester tangled
non-woven
Slot filling material

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