|
Description of products
本产品是以聚乙烯树脂为主要原材料加入炭黑、润滑剂、防鼠防白蚁母粒等助剂，经混炼、塑化、造粒制得 的聚乙烯电缆护套料。本材料具有优良的电性能，耐低温及resistance to environmental stress cracking性能，可有效驱灭鼠蚁，可广泛 应用于有防鼠防白蚁要求的通信电缆、信号电缆、控制电缆及电力电缆等。
Product category
|
防鼠防白蚁线性低Density polyethylene sheathed material
|
KJPE-LD700F
|
|
防鼠防白蚁中Density polyethylene sheathed material
|
KJPE-MH710F
|
|
防鼠防白蚁高Density polyethylene sheathed material
|
KJPE-GH800F
|
Technical indicators
| Item名称 |
KJPE-LD700F
|
KJPE-MH710F
|
KJPE-GH800F
|
|
Densityg/cm3
|
<0.940
|
0.940-0.955
|
0.955-0.978
|
|
tensile strength≥MPa
|
14.0
|
17.0
|
20.0
|
|
elongation at break≥％
|
600
|
600
|
650
|
|
low temperature impact embrittlement temperature-76°C
|
通过
|
通过
|
通过
|
|
20。(：时volume resistivityΩ.m≥
|
1*10“
|
1*10“
|
1*10“
|
|
dielectric strength≥MV/m
|
25
|
25
|
25
|
|
dielectric constant
|
<2.80
|
<2.75
|
<2.75
|
|
dielectric loss factor
|
/
|
<0.005
|
<0.005
|
|
老化后
|
test temperature°C
|
100±2
|
110±2
|
110±2
|
|
试验时间h
|
240
|
240
|
240
|
|
tensile strength≥
|
13.0
|
16.0
|
20.0
|
|
tensile strain at break ≥
|
500
|
500
|
650
|
|
carbon black content％ (for black sheath only)
|
2.60±0.25
|
2.60±0.25
|
2.60±0.25
|
|
dispersion grade of carbon black(for black sheath only)≤
|
3
|
3
|
3
|
|
200°C oxidation induction time(OIT) min≥
|
30
|
30
|
30
|
|
solution flow rate g/10min≤
|
2.0
|
2.0
|
2.0
|
|
vicat softening point°C≥
|
/
|
110
|
110
|
|
resistance to environmental stress crackingFo/h≥
|
500
|
500
|
500
|
Processing technology
The extrusion process temperature of the product is 160~200°C for the fuselage and 200~220°C for the nose. The specific temperature should be adjusted and optimized according to the extruder parameters, but the melt temperature should be kept above 190°C.
Packaging and storage
防鼠防白蚁聚乙烯电缆护套料内袋用聚乙烯薄膜袋，夕隱用编织袋。本公司普遍采用750kg/袋大包装，也 可根据需要采用25kg/袋包装或其他形式包装。本产品应贮存在清洁，阴凉，干燥，通风的库房内，贮存期 自上产日期起为半年。
|
