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



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
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