DESCRIPTION
:
P-10015 C is manufactured from high density polyethylene and contains 2.5% carbon black, suitable antioxidant and other additives to obtain excellent balance of properties and good extrudability.P-10015 Cis UV stabilized and termite resistant . The compound is suitable for use as sheating compound for metal free OF Cable and also for Armoured OF cable for direct burial.
TECHNICAL DATA :
PROPERTY |
TEST STANDARD |
UNIT |
TYPICAL VALUE |
MFI |
ASTM-D-1238 |
g/10 minute |
0.45 |
Density |
BS 6234 /
ASTM-D-1505/ D 792 |
g/cc |
0.945 |
Tensile
Strength |
ASTM-D-638 |
kg/cm2 |
210 |
Elongation
@ Break |
ASTM-D-638 |
% |
700 |
|
Moisture
Content |
ASTM-D-817 |
% |
0.015 |
|
Carbon Black
Content |
ASTM-D-1603/
D 4218 / BS-6234 |
% |
2.4 |
Carbon
Black Dispersion |
BS 2782
method 823-A |
Visual |
matches
photo no. II |
|
Oxidation
Induction Time |
ASDM-3895 |
min. |
40 |
ESCR
(50 °C 10 % Igepal, 48 Hr.) |
ASTM
– D 1693 |
hr |
pass |
CBC |
TGA |
% |
2.5±0.5 |
Volume
Resistivity |
ASTM
– D 257 |
Ohm-cm |
1x1016 |
|
Dissipation
factor Tan Delta |
IEC 250 |
- |
0.0012 |
|
Dielectric
Constant |
ASTM
– D 150 |
- |
2.3 |
Permitivity
(1 MHz) |
ASTM
– D 924 |
- |
2.1 |
RECOMMENDED
EXTRUSION CONDITION :
Extruder
Most modern thermoplastic extruders will process this material. Extruder should have L:D ratio of 24:1 and compression of 3:1
Drying
The compound should be dried 70deg C for min in hopper prior to its use
Screen pack: 30/100/30
Head and Tool design
Tubing type tool will give most satisfactory extrudate. A draw down ratio 2:5:! Is recommended.
Processing
Parameters Temperature Zone
wise :
Zones |
Zone1 |
Zone2 |
Zone3 |
Zone4 |
Head |
Die |
Temperature |
170°C |
185°C |
200°C |
215°C |
220°C |
230°C |
*
The actual condition may vary according to type of extruder.
Approvals
The material has been approved by DOT for use in various types of optic fiber cables against their specification no G/OFC-01/03 AUG 99 with amendment & G/ORM-01/02 MAR 99
Storage
The material shall be dried in the form of pellets
FORM AND PACKING :
Packaging
In 25 Kg HDPE/PP woven sacks
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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