產(chǎn)品介紹
4:1汽車線束用高阻燃雙壁管由聚烯烴和阻燃熱熔膠雙層構(gòu)成,外層為聚烯烴有較高的理化性能、良好的收縮使用性能,內(nèi)層為低熔點(diǎn)、防水密封和機(jī)械應(yīng)變緩沖的魄阻燃熱熔膠。主要功能是密封防水、防腐、防漏氣和多股線束,主要應(yīng)用于電子設(shè)備的電線連接、汽車線束、家電線束、電線電纜分支處、金屬管線、電線電纜修補(bǔ)潛水泵接線等需要密封的場(chǎng)合。
產(chǎn)品特點(diǎn)
2 抗紫外線、高阻燃
2 起縮溫度:≥70℃
2 終縮溫度:≥125℃
2 使用溫度:-45℃~125℃
2 熱縮比例:4:1
2 環(huán)保標(biāo)準(zhǔn):ROHS
2 標(biāo)準(zhǔn)顏色:外層黑色,膠層白色
外層技術(shù)指標(biāo)
性能
指標(biāo)
試驗(yàn)方法
拉伸強(qiáng)度
≥10.4MPa
ASTM D 2671
斷裂伸長(zhǎng)度
≥300%
ASTM D 2671
熱化后強(qiáng)度
≥7.3MPa
158℃×168h
熱化后斷裂伸長(zhǎng)率
≥100%
158℃×168h
軸向變化率
-8%~+8%
ASTM D 2671
阻燃性
通過
VW-1
擊穿強(qiáng)度
≥15KV/mm
IEC 60243
體積電阻率
≥1014??cm
IEC 60093
熱熔膠技術(shù)指標(biāo)
性能
指標(biāo)
試驗(yàn)方法
軟化點(diǎn)
95+5℃
ASTM E 28
吸水率
<0.5%
ASTM D 570
剝離強(qiáng)度(PE)
≥120N/25mm
ASTM D 1000
剝離強(qiáng)度(AI)
≥80N/25mm
ASTM D 1000
規(guī)格表
規(guī)格
供貨內(nèi)徑
(mm)
全縮后尺寸(mm)
標(biāo)準(zhǔn)包裝
米/盤
米/根
公制
英制
內(nèi)徑
平均總壁厚
膠層壁厚
Ф6.0
1/4
≥6.0
≤1.27
1.30+0.20
0.56+0.20
100
Ф8.0
5/16
≥8.0
≤1.65
1.65+0.20
0.76+0.20
100
Ф10.0
2/5
≥10.0
≤2.00
1.85+0.20
0.95+0.20
1.22
Ф12.0
1/2
≥12.0
≤2.41
2.00+0.20
1.02+0.20
1.22
Ф18.0
3/4
≥18.0
≤4.45
2.50+0.20
1.37+0.20
1.22
其他規(guī)格尺寸可定制
SB(4X) High Flame-proof Double Wall Tube Of Automotive Wiring Harness
Product introduction
A polyolefin and flame retardant hot melt adhesive form bilayers with high flame retardant double wall tube of 4:1 automotive wiring harness, the outer layer is a polyolefin and physical properties, good use performance of inner shrinkage, low melting point, waterproof sealing and mechanical soul fire retardant hot melt adhesive strain buffer. The main function is to seal waterproof, anti-corrosion, anti leakage and multi strands wire harness mainly used in electronic equipment, automotive wiring harness wire connection, appliance wiring harness, wire and cable branch, metal pipe, wire and cable, wiring etc. Need to repair the submersible pump sealing occasions.
Product features
v UV resistance, high flame retardant
v Up shrinkage temperature: ≥70℃
v The final shrinkage temperature: ≥125℃
v The use of temperature: -45℃~125℃
v Heat shrinkage ratio: 4:1
v Environmental standards: ROHS
v Standard color: the outer layer of black and white
The outer layer of technical indicators
Performance
Index
Test method
Tensile strength
≥10.4MPa
ASTM D 2671
The elongation at break
≥300%
ASTM D 26