DESCRIPTION :
M 1104 is a medium density polyethylene insulation compound designed for high extrusion speeds. Suitable antioxidant has been incorporated in the base polymer to meet the requirements of telecommunications and
radio frequency cable compound. It is suitable both for dry and petroleum jelly filled cables.
SPECIFICATION :
PP-COM-1001 meets the requirements as below when processed under standard extrusion practices.
ASTMD 1248 :
Type II class A
BS 6234 : Type 03
IEC : 708
DoT : TK-110A91
To other customer’s specification on request.
TECHNICAL DATA :
PROPERTY |
TEST STANDARD |
UNIT |
TYPICAL VALUE |
Density |
ASTM-D-1505 |
g/cm3 |
0.926-0.940 |
MFI |
ASTM-D-1238 |
g/10 minute |
0.3±0.1 |
Tensile
Strength |
ASTM-D-638 |
N/mm2 |
14 |
Elongation |
ASTM-D-638 |
% |
600 |
|
ESCR (50°
C, 10% lgepal) F20 |
ASTM-D-1693 |
hr |
>50 |
|
Durometer
Hardness |
ASTM-D-2240 |
Shore D |
56 |
|
Petroleum
jelly absorption 70±1° C |
cl. 23.1 of
Tk 110 A91 |
% |
8 |
|
Oxygen
Induction Time, 200° C |
Annex. IV of
TEC specs. TK 110 A91 |
min. |
60 |
|
Electrical |
|
|
|
|
Permittivity
at 1 MHz |
ASTM-D-1531 |
- |
2.3 |
|
Power Factor
at 1MHz |
ASTM-D-1531 |
- |
0.004 |
|
Volume
Resistivity |
ASTM-D-257 |
ohm.cm |
>1x1016 |
RECOMMENDED CONDITIONS :
Extruder
The compound can be extruded in an extruder with 20:1 to 24:1 L:D ratio under a wide range of conditions without affecting the natural property.
Conductor preheating : 70-100°C
Processing
Parameters Temperature Zone
wise :
Zones |
Zone1 |
Zone2 |
Zone3 |
Zone4 |
Head |
Die |
Temperature |
160°C |
180°C |
200°C |
225°C |
250°C |
250°C |
FORM
AND PACKING :
Delivery Form : pellets
Package : 25 Kg. cross laminated HDPE bags
: 500 Kg. boxes having inner plastic liner
This information is to the best of our knowledge. The values of different parameters and operating conditions listed above are guidance only and should not be used for drawing specifications. The results & operating conditions may vary depending on methods of test and manufacturing / testing equipments.
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