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应用
由辐照交联聚烯烃和热熔胶共挤制造而成，专用于车用刹车油管，避免管路受到外部侵蚀损坏。
特性
Ø 收缩比：1.5:1、2:1
Ø 优良的耐腐蚀性能及耐磨性能
Ø 内壁含胶，优异的密封防护性能
Ø 符合ROHS、REACH等环保规范
颜色
Ø 标准颜色：黑色
Ø 其他颜色可定制
操作温度范围
Ø 连续使用温度范围：-55℃～105℃
Ø **起始收缩温度：75℃
Ø **完全收缩温度：115℃
性能指标
|
性能 |
指标要求 |
测试方法 |
典型值 |
|
纵向收缩率 |
≤10％ |
ASTM D 2671 |
≤5％ |
|
抗张强度 |
11.7MPa min |
ASTM D 638 |
≥14MPa |
|
断裂伸长率 |
300％ min |
ASTM D 638 |
≥500％ |
|
老化后抗张强度 （热老化120℃，24小时） |
11.7MPa min |
ASTM D 638 |
≥14MPa |
|
老化后断裂伸长率(120℃,24hrs) |
270％ min |
ASTM D 638 |
≥400％ |
|
绝缘耐压和击穿 |
2500V,60sec,不击穿 |
ASTM D 2671 |
不击穿 |
|
体积电阻率 |
1014Ω•cm min |
ASTM D 876 |
1014Ω•cm |
|
击穿强度 |
20 KV/mm min |
IEC243 |
≥25KV/mm |
|
吸水率 |
0.5% min |
ISO62 |
≤0.3% |
|
低温柔软性 （-30℃，1小时） |
无裂纹 |
ASTM D 2671 |
无裂纹 |
|
脆化温度 |
-35℃ max |
ASTM D 746 |
-60℃ |
规格尺寸
|
规格 |
收缩前（mm） |
收缩后（mm） |
适用管路直径（mm） |
||
|
内径（min） |
内径（max） |
壁厚 |
胶厚 |
||
|
Ф6×0.7 |
6.0 |
4.5 |
1.20+0.20 |
0.20 |
4.76 |
|
Ф9×0.6 |
9.0 |
6.1 |
1.20+0.20 |
0.20 |
6.35 |
|
Ф12×0.7 |
12.0 |
6.9 |
1.50+0.20 |
0.20 |
8 |
|
Ф14×0.7 |
14.0 |
9.0 |
1.30+0.20 |
0.20 |
10 |
|
Ф19×0.4 |
19.0 |
7.9 |
1.30+0.20 |
0.20 |
8 |
壁厚包含胶厚
其他规格尺寸可定制
BF02 Brake/fuel Line Protection Heat Shrinkable Tubing
Application
Made by co-extrusion of irradiation cross-linked polyolefin and adhesive, It is specially designed for automotive brake, fuel and power steering line protection. Provides protection against corrosion and gravel damage.
Characteristics
v Shrink ratio: 1.5:1、2:1
v Good corrosion and adrasion resistance.
v Adhesive lined, good sealing protection.
v ROHS and REACH compliant.
Color
v Standard color: Black
v Other colors are available upon request.
Operating Temperature Range
v Operating temperature: -55℃～105℃
v Minimum shrink temperature: 80℃
v Minimum fully recovery temperature: 115℃
Property
|
Property |
Requirement |
Test method |
Typical data |
|
Longitudinal shrinkage |
≤10％ |
ASTM D 2671 |
≤5％ |
|
Tensile strength |
11.7MPa min |
ASTM D 638 |
≥14MPa |
|
Elongation at break |
300％ min |
ASTM D 638 |
≥500％ |
|
Tensile strength after aging（120℃,24hrs） |
11.7MPa min |
ASTM D 638 |
≥14MPa |
|
Elongation after aging （120℃,24hrs） |
270％ min |
ASTM D 638 |
≥400％ |
|
Dielectric voltage withstand |
2500V,60sec,no breakdown |
ASTM D 2671 |
No breakdown |
|
Volume resistivity |
1014Ω•cm min |
ASTM D 876 |
1014Ω•cm |
|
Dielectric strength |
20 KV/mm min |
IEC243 |
≥25KV/mm |
|
Water absorption |
0.5% min |
ISO62 |
≤0.3% |
|
Low-temperature flexibility（-30℃，1hr） |
No corrosion |
ASTM D 2671 |
No corrosion |
|
Brittle point |
-35℃ max |
ASTM D 746 |
-60℃ |
Sizes
|
Size |
As supplied (mm) |
After recovered(mm) |
Application pipe diameter (mm) |
||
|
Inside diameter (min) |
Inside diameter (max) |
Wall thickness |
Adhesive thickness (nominal) |
||
|
Ф6×0.7 |
6.0 |
4.5 |
1.20+0.20 |
0.20 |
4.76 |
|
Ф9×0.6 |
9.0 |
6.1 |
1.20+0.20 |
0.20 |
6.35 |
|
Ф12×0.7 |
12.0 |
6.9 |
1.50+0.20 |
0.20 |
8 |
|
Ф14×0.7 |
14.0 |
9.0 |
1.30+0.20 |
0.20 |
10 |
|
Ф19×0.4 |
19.0 |
7.9 |
1.30+0.20 |
0.20 |
8 |
Wall thickness includes adhesive thickness.
Other sizes are available upon request.