Products Description
Name:Insulating Paper for Motors
Thickness:0.3mm
Width: customized
Material:100% Electrical Grade Cellulose Pulp
Color: Natural
Surface Finish: Smooth / Calendered
Density:0.9 – 1.15 g/cm³
Thickness Range:0.05 / 0.08 / 0.10 / 0.13 / 0.18 / 0.25 / 0.30 mm Custom thickness available
Thermal Class:Class A (105°C)
Short-term Heat Resistance:Up to 120°C
Thermal Aging Stability:Excellent after oil impregnation
Compatibility with Insulating Oil: Mineral Oil / Silicone Oil / Ester Oil
|
Item |
Unit |
Standard |
Result |
Test method |
|
|
Thickness |
% |
±10 |
1.8 |
GB/T 6672 |
|
|
Tensile strength |
MD |
Mpa |
≥75 |
77.2 |
IEC60641-3-2:2007 |
|
TD |
Mpa |
≥35 |
37.2 |
||
|
Elongation at break |
MD |
% |
≥1.5 |
2.2 |
|
|
TD |
% |
≥6.0 |
7.4 |
||
|
Shrinkage |
MD |
% |
≤1.0 |
0.43 |
|
|
TD |
% |
≤1.5 |
0.83 |
||
|
ash content |
% |
≤1.0 |
0.80 |
||
|
Oil absorption |
% |
≥10.0 |
20.2 |
||
|
pH |
6-9 |
7.46 |
|||
|
conductivity |
mS/m |
≤8.0 |
5.7 |
||
|
electric strength (by air) |
kV/mm |
≥9 |
9.4 |
||
|
electric strength (by air) |
kV/mm |
≥60 |
60.3 |
||
Technical Support & Inquiry
For insulation paper selection, please share:
Motor voltage level
Insulation structure and layer design
Oil impregnation process (if applicable)
Our technical team will support you with suitable insulation paper selection and coordinated electrical insulation solutions.
We are a professional manufacturer of insulation materials, support ODM/OEM, please contact us to get free samples
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applications
1.Electrical insulating paper is used as a base material for flexible materials, such as PMP, DDP, etc.
2.As a base material for oil duct strip
3.Directly applied to transformer windings
certificate
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