Insulation Paper with Excellent Heat and Weather Resistance Multi-layered Laminate Material NPN
Insulating paper is a multilayer laminate product offering excellent insulation, heat-resistance, and mechanical strength. It has achieved many satisfactory results, especially as a motor insulating material.
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Features
- This compound laminate is a combination of a remarkably heat-resistant sheet and strong film, providing excellent insulation, heat-resistance, and mechanical strength.
Structure
Properties
| item |
Unit |
Insulating paper : constructed with aramid paper |
| NPN-222(SA) |
NPN-252(SA) |
NPN-3702(SA) |
NPN-333(LA) |
| Construction |
Aramid-1 |
- |
2 mils |
2 mils |
1.5 mils |
3 mils |
| Film-2 |
- |
PEN #50 |
PEN #125 |
PEN #50 |
PEN #75 |
| Aramid-3 |
- |
2 mils |
2 mils |
1.5 mils |
3 mils |
| Adhesive |
- |
Acrylic |
Acrylic |
Acrylic |
Acrylic |
| Nominal thickness |
μm |
210 |
290 |
190 |
260 |
| Tensile strength |
MD |
MPa |
90 |
105 |
80 |
110 |
| TD |
65 |
100 |
65 |
85 |
| Edge burst strength resistance |
MD |
N/20mm |
560 |
1150 |
510 |
840 |
| TD |
530 |
960 |
530 |
830 |
| Dielectric break down voltage |
A |
kV |
14 |
20 |
14 |
17 |
| Comparative tracking index |
V |
575(PLC rank1) |
375(PLC rank2) |
[Remarks]
Applications
- Motor and generator slot insulator
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