CB-DWT是一种内层附有热熔胶的半柔性热缩管。外层是由辐射交联聚烯烃组成,内层是专门设计的胶性内壁;加热时内壁熔融,并随外壁收缩填充孔隙或缝隙,冷却后,双壁管壁厚均匀、坚实。广泛应用于电子设备的接线防水,电线分支处的密封固定,金属管线的防腐保护,以及防止由高分子链松弛产生的松动和脱落,如水下灯饰、汽车油管、高级线束等。通过UL224认证(E180908)。
项 目 |
特性 | |
收缩温度/℃ |
110 | |
连续使用温度/℃ |
-55—125 | |
抗张强度/MPa |
≥10.4 | |
断裂伸长率/% |
≥200 | |
径向收缩率/% |
≥50 | |
轴向收缩率/% |
≤10 | |
空气烘箱老化 |
158.0±1.0℃, 168hrs | |
热老化后 |
抗张强度/MPa |
≥7.3 |
断裂伸长率/% |
≥100 | |
击穿强度/kV/mm |
≥15.0 | |
体积电阻率/Ω.cm |
≥1013 | |
阻燃性 |
VW-1 | |
吸水性/% |
≤ 0.4% | |
流变性 |
好 | |
铜腐蚀 |
无腐蚀 | |
软化点/℃ |
120±5 | |
剥离强度/N/25mm |
>80 |
规格
(IN) |
扩张后 |
自由收缩后 | |||||||||
最小内径 |
壁厚 |
最大内径 |
总壁厚 |
胶层厚度 | |||||||
mm |
IN |
mm |
IN |
mm |
IN |
mm |
IN |
mm |
IN |
| |
3/64 |
1.2 |
0.047 |
0.30 |
0.012 |
0.6 |
0.024 |
0.45±.12 |
0.018±.005 |
0.20 |
0.008 |
|
1/16 |
1.6 |
0.062 |
0.30 |
0.012 |
0.8 |
0.031 |
0.45±.12 |
0.018±.005 |
0.20 |
0.008 |
|
3/32 |
2.4 |
0.093 |
0.35 |
0.014 |
1.2 |
0.046 |
0.55±.12 |
0.022±.005 |
0.30 |
0.012 |
|
1/8 |
3.2 |
0.125 |
0.4 |
0.016 |
1.60 |
0.062 |
0.60±.15 |
0.027±.006 |
0.30 |
0.012 |
|
3/16 |
4.8 |
0.187 |
0.4 |
0.016 |
2.4 |
0.093 |
0.75±.15 |
0.029±.006 |
0.35 |
0.014 |
|
1/4 |
6.4 |
0.250 |
0.4 |
0.016 |
3.20 |
0.125 |
0.75±.15 |
0.029±.006 |
0.35 |
0.014 |
|
3/8 |
9.5 |
0.375 |
0.4 |
0.016 |
4.80 |
0.187 |
0.80±.20 |
0.032±.008 |
0.35 |
0.014 |
|
1/2 |
12.7 |
0.500 |
0.4 |
0.016 |
6.40 |
0.250 |
0.80±.20 |
0.032±.008 |
0.35 |
0.014 |
|
3/4 |
19.1 |
0.750 |
0.5 |
0.020 |
9.50 |
0.375 |
0.95±.28 |
0.037±.011 |
0.40 |
0.017 |
|
1 |
25.4 |
1.000 |
0.5 |
0.020 |
12.7 |
0.500 |
1.15±.28 |
0.045±.011 |
0.45 |
0.017 |
|
1 -1/2 |
38.1 |
1.500 |
0.65 |
0.025 |
19.00 |
0.750 |
1.25±.41 |
0.049±.016 |
0.45 |
0.017 |
|
2 |
50.8 |
2.000 |
0.73 |
0.029 |
25.4 |
1.000 |
1.40±.41 |
0.055±.016 |
0.50 |
0.019 |
|
规格
(IN) |
扩张后 |
自由收缩后 | ||||||||
最小内径 |
壁厚 |
最大内径 |
总壁厚 |
胶层厚度 | ||||||
mm |
IN |
mm |
IN |
mm |
IN |
mm |
IN |
mm |
IN | |
1/8 |
3 |
0.118 |
0.57 |
0.022 |
1 |
0.039 |
1.00±.28 |
0.039±.010 |
0.50 |
0.020 |
1/4 |
6 |
0.236 |
0.57 |
0.022 |
2 |
0.079 |
1.00±.28 |
0.039±.010 |
0.50 |
0.020 |
3/8 |
9 |
0.354 |
0.64 |
0.025 |
3 |
0.118 |
1.40±.28 |
0.055±.010 |
0.61 |
0.024 |
1/2 |
12 |
0.472 |
0.80 |
0.031 |
4 |
0.157 |
1.78±.38 |
0.070±.010 |
0.76 |
0.030 |
3/4 |
19 |
0.748 |
0.93 |
0.036 |
6 |
0.236 |
2.25±.55 |
0.088±.020 |
0.76 |
0.030 |
1 |
24 |
0.940 |
1.00 |
0.040 |
8 |
0.315 |
2.54±.55 |
0.100±.020 |
1.02 |
0.040 |
1 -1/2 |
40 |
1.570 |
1.00 |
0.040 |
13 |
0.512 |
2.54±.55 |
0.100±.020 |
1.02 |
0.040 |
规格
(IN) |
扩张后 |
自由收缩后 | ||||||||
最小内径 |
壁厚 |
最大内径 |
总壁厚 |
胶层厚度 | ||||||
mm |
IN |
mm |
IN |
mm |
IN |
mm |
IN |
mm |
IN | |
4/1 |
4 |
0.157 |
0.40 |
0.016 |
1 |
0.039 |
1.00±0.28 |
0.039±0.010 |
0.50 |
0.020 |
8/2 |
8 |
0.315 |
0.40 |
0.016 |
2 |
0.079 |
1.10±0.28 |
0.039±0.010 |
0.50 |
0.020 |
12/3 |
12 |
0.472 |
0.50 |
0.020 |
3 |
0.118 |
1.40±0.28 |
0.055±0.010 |
0.61 |
0.024 |
16/4 |
16 |
0.630 |
0.60 |
0.024 |
4 |
0.157 |
1.78±0.38 |
0.070±0.010 |
0.76 |
0.030 |
24/6 |
24 |
0.945 |
0.75 |
0.030 |
6 |
0.236 |
2.25±0.55 |
0.088±0.020 |
0.76 |
0.030 |
32/8 |
32 |
1.260 |
0.80 |
0.031 |
8 |
0.315 |
2.54±0.55 |
0.100±0.020 |
1.02 |
0.040 |
52/13 |
52 |
2.050 |
0.80 |
0.031 |
13 |
0.512 |
2.60±0.55 |
0.100±0.020 |
1.02 |
0.040 |
规格 |
扩张后 |
自由收缩后 | |||||||||
最小内径 |
壁厚 |
最大内径 |
总壁厚 |
胶层厚度 | |||||||
mm |
IN |
mm |
IN |
Mm |
IN |
mm |
IN |
mm |
IN | ||
3/64 |
1.2 |
0.047 |
0.22 |
0.008 |
0.6 |
0.024 |
0.35±.12 |
0.014±.005 |
0.15 |
0.006 | |
1/16 |
1.6 |
0.062 |
0.22 |
0.008 |
0.8 |
0.031 |
0.35±.12 |
0.014±.005 |
0.15 |
0.006 | |
3/32 |
2.4 |
0.093 |
0.28 |
0.011 |
1.2 |
0.046 |
0.45±.12 |
0.017±.005 |
0.20 |
0.008 | |
1/8 |
3.2 |
0.125 |
0.30 |
0.012 |
1.60 |
0.062 |
0.50±.15 |
0.019±.006 |
0.20 |
0.008 | |
3/16 |
4.8 |
0.187 |
0.30 |
0.012 |
2.4 |
0.093 |
0.50±.15 |
0.019±.006 |
0.20 |
0.008 | |
1/4 |
6.4 |
0.250 |
0.35 |
0.014 |
3.20 |
0.125 |
0.65±.15 |
0.026±.006 |
0.20 |
0.008 | |
3/8 |
9.5 |
0.375 |
0.35 |
0.014 |
4.80 |
0.187 |
0.65±.28 |
0.026±.011 |
0.25 |
0.010 | |
1/2 |
12.7 |
0.500 |
0.35 |
0.014 |
6.40 |
0.250 |
0.65±.28 |
0.026±.011 |
0.25 |
0.010 | |
3/4 |
19.1 |
0.750 |
0.40 |
0.016 |
9.50 |
0.375 |
0.75±.28 |
0.030±.011 |
0.25 |
0.010 | |
1 |
25.4 |
1.000 |
0.40 |
0.016 |
12.7 |
0.500 |
0.77±.28 |
0.030±.011 |
0.30 |
0.012 | |
1 -1/2 |
38.1 |
1.500 |
0.52 |
0.020 |
19.00 |
0.750 |
1.00±.41 |
0.040±.016 |
0.30 |
0.012 | |
2 |
50.8 |
2.000 |
0.52 |
0.020 |
25.4 |
1.000 |
1.00±.41 |
0.040±.016 |
0.30 |
0.012 | |