PE电缆料
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试验项目 Item
单位 Unit
20℃体积电阻率 Volume Resistivity at 20℃
介电强度 Dielectric Strength
介电常数 Dielectric Constant
介质损耗角正切 Dielectric Loss, Angular Tangent
熔体流动速率 Melt Flowing Index
黑色高密度聚乙烯护套料 Black HDPE jacket compound
黑色耐候性线性低密度聚乙烯绝缘料 Black weatherability LLDPE insulating compound 黑色耐候性高密度聚乙烯绝缘料 Black weatherability HDPE insulating compound
≤ g/10min
2.0
0.9
0.5
0.3
2.0
1.1
1.0
0.5
2.0
1.9
密度 Density
g/cm3
0.9200.949
0.936
0.9500.978
0.953
0.9200.945
0.938
0.9400.950
0.945
-
-
抗拉强度 Tensile Strength
≥ MPa 13.0
19.0
2、 产品说明
聚乙烯电缆料,是由高分子聚乙烯为基料,加入各种助剂,经双波纹螺杆挤出造粒而成,各项性能指标达到
GB15065-94 和 IEC60502 标准。具有优异的加工性能、机械物理性能、电性能。 ⅱ、PE compound, based on PE resin, is produced and pelletized with the double corrugated screw, in which various
20.0
23.0
≥ 14.0
18.0
≥ 16.0
23.0
13.0
17.0
屈服强度 Yield Strength
≥ MPa
-
-
16.0
20.0
-
-
-
-
-
-
断裂伸长率 Elongation at Break
≥%
500
790
650
850
600
700
600
800
500
590
低温断裂伸长率
Low
Temp. ≥ %
%
氧指数 Oxygen Index
NLDJ
标准值 Standard
典型值 Typical
≥ 1.0×1014
8×1014
≥ 25
35
-
-
≤ 1.0 0.9200.945 ≥ 14.0
- - 0.6 0.938 20.0
-
-
≥ 600 -
≤ -76 ≥6 - ≥ 500 -
750
- 通过 Pass
7
- 通过 Pass
抗拉强度变化率 Variation on Tensile Strength
%
断裂伸长率变化率 Variation on Elongation at Break
%
老化时间(504-1008)h Aging time
抗拉强度变化率 Variation on Tensile Strength
%
断裂伸长率变化率 Variation on Elongation at Break
市话电缆和光缆护套 Jacket of telephone cable and optical cable 光缆护套、架空电缆绝缘和电力电缆的外护套 Jacket of optical cable, aerial cable and power cable 光缆护套和高强度、高耐磨性护层 Jacket of optical cable. High strength and abrasion resistant jacket 1KV 及以下架空电缆绝缘 Insulation of aerial cable, less than 1kV 作架空电缆绝缘 Insulation of aerial cable 70~90℃电线电缆用阻燃绝缘、护层料, Flame-retardant insulating or jacket of 70~90℃wires and cables 70℃电线电缆用柔软护层料 Flexible PE jacket of 70℃wires and cables
Type
NDH LDH MH
1区 Zone 1
180 170 180
2区 Zone 2
190 180 210
3区 Zone 3
200 190 220
4区 Zone 4
210 200 230
机头 head 220 210 245
模头 die 230 220 240
GH、NGJ
190
215
230
245
245
240
NLDJ
160
180
195
200
200
210
ZPE
140
150
160
170
170
165
RDH
140
160
175
180
190
190
注:以上工艺参数仅供参考,具体温度应视设备条件挤出情况作相应调整,冷却水槽应采用温水阶梯分段冷却,
以减少内应力。 Note: The processing parameters are for reference only, optimal conditions may vary according to the equipment used. The cooling water tank should be used sectionally cooling with warm-water echelon in order to reduce internal stress.
≥h
96
通过
500
通过
500
通过
200
通过
Pass
Pass
Pass
Pass
96
通过 Pass
Stress Crack F0
200℃氧化诱导期
200 ℃ Oxidative ≥ min
30
通过
-
-
30
通过
30
通过
30
通过
Induced Time
Pass
Pass
Pass
Pass
注:1、试样按 GB9352 热塑性塑料压塑试样制备试验方法制备。 Note: 1、The sample made method is thermoplastic pressing which is accord to GB9352 standard.
25. Compound (not including ZPE) should be thoroughly dried before use, and the maximum drying temperature
should not exceed 100℃.
The following temperature(℃) profile of extruder is recommended:
碳黑分散度 Dispersity of Carbon Black
耐热应力开裂 Resistance to Heat Stress Crack
耐环境应力开裂F0 Resistance to Environmental Stress
Crack F0 维卡软化点 Vicat Softening Temp.
-
100℃×10d
≥ 13.0
19.0
≥ 500
700
±25
14.5
±25
17.2
±15
12.5
±15
10.5
-
-
NGJ
标准值 Standard
典型值 Typical
≥ 1.0×1014
8×1014
≥ 35
40
≤ 2.45
≤ 0.001
≤ 0.4 0.9450.978 ≥ 20.0
2.35 0.0008
阻燃聚乙烯电缆料 Flame retardant PE compound
柔软聚乙烯护套料 Flexible PE jacket compound
用途 Application
市话电缆、RF 射频电缆和光缆的护套 Jacket of telephone cable, RF cable and optical cable
-
-
175
210
-
-
-
-
-
-
Elongation at Break
低温冲击脆化温度 Impact Brittleness in
≤℃
-76
通过
-76
通过
-76
通过
-76
通过
-76
通过
low temp.
Pass
Pass
Pass
Pass
Pass
碳黑分散度 Dispersity of Carbon
≥分
6
7
6
% % ℃ 分 Scatter h
h
℃
空气烘箱老化 Air oven aging
老化后抗拉强度 Tensile Strength after aging
MPa
老化后断裂伸长率 Elongation at Break after aging
%
人工气候老化老化时间 (0-1008)h
Artificial weathering aging time
25
37
25
35
25
32
25
35
25
28
介电常数 Dielectric Constant
≤
2.80
2.36
2.75
2.40
2.80
2.35
2.80
2.4
-
-
介质损耗角正切
Dielectric Loss, ≤
-
-
0ຫໍສະໝຸດ Baidu005 0.0006
-
-
-
-
-
-
Angular Tangent
熔体流动速率 Melt Flowing Index
4、性
能
ⅳ、Properties
试验项目 Item
单位 Unit
NDH
GH
LDH
MH
RDH
标准值 典型值 Standard Typical
标准值 典型值 标准值 典型值 标准值 典型值 标准值 典型值 Standard Typical Standard Typical Standard Typical Standard Typical
7
6
7
6
7
6
7
Black
Scatter
碳黑含量 Carbon Black Content
% 2.60±0.25 2.6 2.60±0.25 2.6 2.60±0.25 2.6 2.60±0.25 2.6 2.60±0.25 2.6
耐环境应力开裂 F0
Resistance
to
Environmental
聚乙烯电缆料
PE compound
1、 产品型号、用途 ⅰ、Type and application
型号 Type NDH LDH MH GH NLDJ NGJ
ZPE
RDH
产品名称 Product
黑色耐环境开裂低密度聚乙烯护套料 Black LDPE jacket compound for resistance to environmental stress crack 黑色线性低密度聚乙烯护套料 Black LLDPE jacket compound 黑色中密度聚乙烯护套料 Black MDPE jacket compound
additives are added. The compound is according to GB 15065-94 and IEC 60502. The compound has outstanding
performances of processing, physical, mechanical and electrical properties.
0.2 0.958 28.0
≥ 16.0
20.0
≥ 650 ≥ 175 ≤ -76
≥6 ≥ 96 ≥ 500 ≥ 110
830
240 通过 Pass
7
通过 Pass 通过 Pass
127
100℃×10d
≥ 20.0
26.0
≥ 650
760
±25
15.5
±25
18.3
±15
10.2
±15
9.5
-
-
ZPE
标准值 Standard
20℃体积电阻率 Volume Resistivity at 20℃
≥ Ω﹒m
1.0×1014
1.1×1015
1.0×1014
8.0×1014
1.0×1014
8×1014
1.0×1014 3.6×1014 1.0×1013 3.0×1013
介电强度 Dielectric Strength
≥ MV/m
Ω﹒m MV/m
≤ ≤ g/10min
密度 Density
g/cm3
抗拉强度 Tensile Strength
MPa
屈服强度 Yield Strength
MPa
断裂伸长率 Elongation at Break
低温断裂伸长率 Low Temp. Elongation at Break
低温冲击脆化温度 Impact Brittleness in low temp.
3、 加工工艺
聚乙烯电缆料最好在长径比(L/D)为 25 或 25 以上的塑料挤出机上挤出加工,建议在使用前进行预干燥(除
ZPE),最高干燥温度为 100℃。推荐挤出机各区点设定温度(℃)如下: ⅲ、Processing: It is recommended that compound should be processed with extruder having a minimum L/D ratio of