This  film  is used in Cable  Insulation i.e. for Cable Wraps  in Jelly Filled Cables, Telephone  Cables, Power Cables & Submersible Cables. We also manufacture coloured polyester film in various shades i.e. Polyester film with Heat Polymers colours as required by Cable Industries.

Sr.No
Property
Unit
Test Method
Typical Values
- General
 - - - - - - - -
1 Thickness
Micron
Polymers
12
25
36
50
75
100
2 Yield
M2/Kg
Polymers
59.5
31.0
19.8
14.3
9.5
7.14
3 Density
gm/cc
ASTM-D-1505
1.4
1.4
1.4
1.4
1.4
1.4
4 Water Absorption (Max)
%
ASTM-D-570
0.8
0.8
0.8
0.8
0.8
0.8
- Mechanical
-
--
-
-
-
-
-
-
1 Tensile Strength at break (MD/TD)
Kg/cm2
ASTM-D-882
1900
2000
2000
2000
1800
1700
2 Elongation (MD/TD)
%
ASTM-D-882
90
100
100
130
140
150
3 Slip (COF)
-
ASTM-D-1894
0.5
0.5
0.4
0.4
0.3
0.3
- Optical
-
-
-
-
-
-
-
-
1 Haze
%
ASTM-D-1003
3.5
5.0
8.0
10.0
10.0
10.0
- Thermal
-
-
-
-
-
-
-
-
1 Shrinkage @150°C 30 min
MD
TD

%
%
ASTM-D-1204

2.0
1.0

1.6
0.4

1.6
0.4

1.2
0.4

1.0
0.4

1.0
0.4
2 Melting Point
°C
DSC
255
255
255
255
255
255
- Electrical
-
-
-
-
-
-
-
-
1 Break Down Voltage (2"Electrode)
KV
ASTM-D-149I
3.5
5.5
7.0
9.5
12.5
13.5
2 Surface Resistivity
Ohm
ASTM-D-257
10 12
10 12
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
10 16
10 16
4 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
-
-
-
5 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
-
-
-

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