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XR-H 雙壁熱縮套管(XR-H Dall HEAT SHRINKABLE TUBES)
描述:
※ 雙壁熱收縮套管內層附有熱熔膠的半柔性熱縮管,外層是由輻射交聯聚烯烴組成,內層是專門設計的膠性內壁;加熱時內壁熔融,並隨外壁收縮填充孔隙或縫隙,冷卻后,雙壁管壁厚均勻,結實.
※ 阻燃級別: UL224 VW-1
※ 產品具有低溫收縮、柔軟、阻燃、防水防潮、耐油耐酸等優點.
※ 產品收縮比率:2:1 3:1 4:1
用途:
本產品廣氾應用於電子設備的接線防水,電線分支處的密封固定,金屬管線的防腐保護,以及防止由高分子鏈鬆弛產生的鬆動和脫落,如水下燈飾,汽車剎車油管,高級線束的防腐保護.
性能參數:Properties
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性能Properties
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特性要求(Specification Requirement)
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※ 物理性能(Physical):
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收縮溫度(Shrink Temperature)
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90-110℃
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適用溫度(Continuous Operating Temperature)
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-55℃～125℃
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老化后抗張強度(Tensile strength after aging)
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10.4Mpa
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老化后斷裂伸長率(Elongation after aging)
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＞200%
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收縮比率(Radial Shrinking Ratio)
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33%(3:1) OR 25%(4:1)
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縱向收縮(Longitudinal Shrinking Ratio)
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＜±15%
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※ 電氣性能(Electrical):
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絕緣耐壓(Dielectric Voltage withstan)
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≥2500V
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體積電阻率(Volume resistivity)
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≥10 14Ω.CM
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※ 化學性能(Chemical):
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銅腐蝕性(Corrosion )
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不被侵蝕(NO corrosion)
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耐油性(Copper stability)
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卓越性能(Good to Excellent)
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阻燃性(Flammability)
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VW-1
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規格
SIZE
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擴張后尺寸
(Sides after spreading)
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自由收縮后尺寸
(Sides after freedly shrink)
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最小內徑
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壁厚
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最小內徑
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總壁厚
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膠層厚度
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Mininside diameter
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Wall thickness
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MAX Wall
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Sum wall thickness
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JC wall thickness
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mm
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INCH
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mm
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INCH
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mm
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INCH
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mm
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INCH
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mm
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INCH
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1/8
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3.2
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0.125
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0.57
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0.016
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1.00
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0.039
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1.00±0.28
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0.039±0.010
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0.50
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0.020
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3/16
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4.8
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0.187
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0.57
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0.016
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1.50
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0.059
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1.00±0.28
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0.039±0.010
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0.50
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0.020
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1/4
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6.4
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0.250
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0.57
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0.016
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2.00
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0.079
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1.00±0.28
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0.039±0.010
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0.50
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0.020
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3/8
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9.5
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0.375
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0.64
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0.016
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3.00
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0.118
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1.00±0.28
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0.055±0.010
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0.61
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0.024
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1/2
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12.7
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0.500
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0.80
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0.016
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4.00
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0.157
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1.78±0.38
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0.070±0.010
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0.76
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0.030
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3/4
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19.1
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0.750
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0.93
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0.020
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6.00
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0.236
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2.25±0.55
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0.088±0.020
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0.76
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0.030
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1
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25.4
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1.000
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1.00
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0.020
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8.00
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0.315
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2.54±0.55
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0.100±0.020
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1.02
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0.040
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1-1/4
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30.0
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1.200
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1.20
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0.025
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10.0
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0.394
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2.54±0.55
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0.100±0.020
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1.02
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0.040
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