 |
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This film is a Milky White film specially developed as an insulating material for rotating Electrical machines & is ideally suited for Slot Liners, Closures & Interphase Insulation in Electrical Motors & Generators. It is also been rated as a Class 'B' Insulating Material. |
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|
Sr.No
|
Property
|
Unit
|
Test
Method
|
Typical
Values
|
|||
| - | General |
- | - | - | - | - | - |
| 1 | Thickness |
Micron
|
Polymers
|
125
|
187
|
250
|
350
|
| 2 | Yield |
M2/Kg
|
Polymers
|
5.71
|
3.76
|
2.86
|
2.04
|
| 3 | Density |
gm/cc
|
ASTM-D-1505
|
1.4
|
1.4
|
1.4
|
1.4
|
| 4 | Water Absorption (Max) |
%
|
ASTM-D-570
|
0.6
|
0.6
|
0.6
|
0.6
|
| 5 | Service Temp |
°C
|
Polymers
|
-
70 to 150
|
|||
| 6 | Oligomer Extraction |
%
|
Polymers
|
1.5
|
1.5
|
1.5
|
1.5
|
| - | Mechanical |
- | - | - | - | - | - |
| 1 | Tensile Strength at break (MD/TD) |
Kg/cm2
|
ASTM-D-882
|
1800
|
1800
|
1800
|
1600
|
| 2 | Elongation (MD/TD) |
%
|
ASTM-D-882
|
150
|
150
|
150
|
150
|
| 3 | Slip (COF) |
-
|
ASTM-D-1894
|
0.3
|
0.3
|
0.3
|
0.3
|
| - | Optical |
- | - | - | - | - | - |
| 1 | Haze |
%
|
ASTM-D-1003
|
70
|
80
|
88
|
94
|
| - | Thermal |
- | - | - | - | - | - |
| 1 | Shrinkage
@150°C 30 min MD TD |
%
% |
|
1
0.4 |
1 |
1 |
1
0.4 |
| 2 | Shrinkage
@150°C5 min MD TD |
%
% |
ASTM-D-1204
|
1.8
1 |
1.8
1 |
1.8
1 |
1.8
1 |
| 3 | Melting Point |
oC
|
DSC
|
255
|
255
|
255
|
255
|
| 4 | Specific Heat @ 25°C |
cal/g/°C
|
- |
0.32
|
0.32
|
0.32
|
0.32
|
| 5 | Coeff
of Thermal Expansion between 20°C& 50°C |
1/K
(cm/cm°C) |
-
|
36 X 10 -6 (MD)
23 X 10 -6 (TD) |
|||
| - | Electrical |
- | - | - | - | - | - |
| 1 | Break Down Voltage(2"Brass electrode) |
KV
|
ASTM-D-149
|
15.5
|
18
|
9.5
|
22.5
|
| 2 | Surface Resistivity |
Ohm
|
ASTM-D-257
|
10
12
|
10
12
|
10
12
|
10
12
|
| 3 | Volume Resistivity @ R T. |
Ohm
cm
|
ASTM-D-257
|
10
16
|
10
16
|
10
16
|
10
16
|
| 4 | Dielectric Constant |
-
|
ASTM-D-1505
|
2.8 - 4.0
|
|||
| 5 | Permitivity 23°C, 50 Hz 23°C, 1 kHz 23°C, 10 kHz 0°C, 50 Hz 50°C, 50 Hz |
-
|
IEC
250
|
-
|
-
|
3.26
3.24 3.21 3.26 3.27 |
-
|
| 6 | Dissipation
Factor 23°C, 50 Hz 23°C, 1 kHz 23°C, 10 kHz 0°C, 50 Hz 50°C, 50 Hz |
-
|
IEC 250 |
-
|
-
|
0.002
0.0055 0.011 0.004 0.0015 |
-
|
|
|
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| MD
- Machine Direction TD - Transverse Direction Roll - ID / OD / Length / Width - Available as per customers specifications The data given above has been obtained using standard test procedures on defined specimens. The results should therefore only be regarded as a general guide to material properties and not as design data |
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