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YHJ-HEPR medium voltage cable insulating rubber compound
FOB Reference Price / Min.Order Quantity
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Processing Time:1 Days - 60 Days
Packaging Details:
STANDARD EXPORTING PACKAGE
Port: Shanghai / Shenzhen / Qingdao / Ningbo / Other
Payment Terms: L/C , T/T , other
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YHJ-HEPR medium voltage cable insulating rubber compound
The rubber compound carry out the regulation of IEC60092-351:2004 high hardness HEPR, mainly used for ships cable insulating layer.
Performance comparison
|
Test item
|
Unit
|
IEC60092-351:2004（HEPR）
|
Test value
|
|
Before ageing
|
Tensile strength
|
Intermediate values
|
MPa
|
≥8.5
|
10.6
|
|
Elongation at
|
Intermediate values
|
%
|
≥200
|
340
|
|
Heat ageing test of air box
|
Aging conditions
|
Temperature
|
℃
|
100±2
|
|
Time
|
h
|
7×24
|
|
Tensile strength
|
Intermediate values
|
MPa
|
—
|
—
|
|
Rate of change
|
%
|
≤±30
|
12
|
|
Elongation at
|
Intermediate values
|
%
|
—
|
—
|
|
Rate of change
|
%
|
≤±30
|
-9
|
|
Air bomb ageing test
|
Test conditions
|
Temperature
|
℃
|
127±2
|
|
Time
|
h
|
40
|
|
Tensile strength
|
Rate of change
|
%
|
≤±30
|
18
|
|
Elongation at
|
Rate of change
|
%
|
≤±30
|
-10
|
|
Hot set test
|
Test conditions
|
Temperature
|
℃
|
250±3
|
|
Load time
|
min
|
15
|
|
Mechanical stress
|
MPa
|
0.2
|
|
Load elongation
|
%
|
≤175
|
20
|
|
Permanent deformation after cooling
|
%
|
≤15
|
5
|
|
Ozone resistance test
|
Test conditions
|
Temperature
|
℃
|
25±2
|
|
Time
|
h
|
24
|
|
Ozone concentration
|
%
|
0.025～0.030
|
|
Test results
|
|
No cracks
|
No cracks
|
|
Hardness IRHD b
|
|
≥80
|
85
|
|
150% elongation modulus
|
MPa
|
≥4.5
|
5.0
|
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Panjin Yihe Plastic&Rubber Co., Ltd
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