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NMN / NPN (6640) |
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Properties |
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NMN / NPN (6640) is made of
two layers of Du Pont Nomex paper laminated with one layer
of polyester (Mylar) film. It has good dielectric
properties, high heat resistance and mechanical strength, is
suitable for electric motors as slot, phase, turn-to-turn,
liner insulation of class F. |
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Data Form |
|
Item |
Unit |
Value |
|
Structure |
Mil |
222 |
232 |
242 |
252 |
272 |
2102 |
333 |
353 |
373 |
|
Structure Thickness |
Nomex |
mm |
0.050 |
0.050 |
0.050 |
0.050 |
0.050 |
0.050 |
0.075 |
0.075 |
0.075 |
|
PET Film |
mm |
0.050 |
0.075 |
0.100 |
0.125 |
0.188 |
0.250 |
0.075 |
0.125 |
0.188 |
|
Nomex |
mm |
0.050 |
0.050 |
0.050 |
0.050 |
0.050 |
0.050 |
0.075 |
0.075 |
0.075 |
|
Nominal Thickness |
mm |
0.17 |
0.19 |
0.22 |
0.24 |
0.30 |
0.37 |
0.24 |
0.30 |
0.35 |
|
Thickness Tolerance |
mm |
+
0.02 |
|
Nominal Area |
m2/kg |
5.88 |
5.10 |
4.30 |
3.70 |
2.80 |
2.20 |
3.80 |
3.00 |
2.30 |
|
Specific Weight |
g /m2 |
170 |
196 |
230 |
270 |
357 |
450 |
263 |
330 |
425 |
|
Tensile Strength (min) |
MD |
N/cm |
160 |
160 |
180 |
220 |
270 |
320 |
220 |
270 |
320 |
|
TD |
N/cm |
90 |
110 |
130 |
180 |
200 |
250 |
180 |
200 |
250 |
|
Elongation (min) |
MD |
% |
15 |
10 |
12 |
|
TD |
% |
20 |
15 |
18 |
|
Breakdown Voltage (min) |
KV |
8 |
12 |
14 |
16 |
18 |
24 |
16 |
18 |
24 |
|
Bond Strength at room temp |
No Delamination |
|
Bond Strength at 155 + 2 C |
No Delamination, No Blister, No Adhesive Flow |
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*
Nomex is the registered trademarks of Du Pont. |
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Specification |
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1. Standard
width:
910mm, or slit into the width required Packing: In
Carton |
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2.
Min Qty:
1000kg each size in a lot. |
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3.
Shelf life: one year from the data of delivery. It can
still be used if it is qualified by testing after one year
according to above Technical Requirement. |
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Note:
The values noted in above technical specification are given
only for our customers’ reference
and should not be used in writing
specifications. |
