| 產品特性 |
- 耐高溫，高阻燃
- 耐磨損
- 在高溫下耐腐蝕
- 徑向收縮比：2:1，軸向收縮率≤10%
- 收縮溫度：開始收縮溫度110 ℃，完全收縮溫度200 ℃
- 工作溫度：-55 ℃~200 ℃
- 管體柔韌
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應用
高溫有油環境電子元件的保護；電阻電容器、熱電偶的絕緣及保護；各種金屬線類的機械保護；電線末端、接續、端子的絕緣、保護和補強。中科英華(原長春熱縮)系直九標準推薦生產廠家
| 技術指標 |
| 項目 |
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性能 |
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指標
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典型值
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測試標準
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| 機械性能 |
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拉伸強度 |
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>12MPa
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>12MPa
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ASTM D2671
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斷裂伸長率 |
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≥250%
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430%
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ASTM D2671
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老化后斷裂伸長率(250 ℃ /168hrs) |
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≥200%
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250%
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ASTM D2671
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熱衝擊 (300 ℃ /4hrs) |
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pass
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no dripping
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ASTM D2671
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低溫柔韌性 (-55 ℃ /4hr) |
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pass
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Pass
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ASTM D2671
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| 電性能 |
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介電強度 |
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>25kV/mm
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>25kV/mm
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ASTM D2671
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體積電阻率 |
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>1014Ω.cm
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>1016Ω.cm
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ASTM D 257
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| 化學性能 |
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銅腐蝕 (250 ℃ /168hrs) |
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No Corrosion
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Pass
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ASTM D2671
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銅穩定 (121 ℃ /168hrs) |
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Elongation>70%
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pass
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UL 224
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阻燃性能 |
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Highly Flame Retardant
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ASTM D2671
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吸水率 |
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<0.5%
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<0.5%
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ASTM D570
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抗真菌性 |
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Very Good
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ISO 846
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| 規格尺寸 |
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規格
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內徑
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完全收縮后平均壁厚
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收縮前最小內徑
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收縮后最大內徑
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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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1.2
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3/64
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1.20
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0.047
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0.60
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0.024
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0.25±0.1
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0.010±0.004
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1.6
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1/16
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1.60
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0.063
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0.80
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0.032
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0.25±0.1
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0.010±0.004
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2.4
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3/32
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2.40
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0.094
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1.20
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0.047
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0.25±0.1
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0.010±0.004
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3.2
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1/8
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3.20
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0.126
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1.60
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0.063
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0.25±0.1
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0.010±0.004
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4.8
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3/16
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4.80
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0.189
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2.40
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0.095
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0.30±0.1
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0.012±0.004
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6.4
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1/4
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6.40
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0.252
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3.20
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0.126
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0.30±0.1
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0.012±0.004
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9.6
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3/8
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9.60
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0.378
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4.80
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0.189
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0.30±0.1
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0.012±0.004
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12.8
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1/2
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12.80
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0.504
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6.40
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0.252
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0.30±0.1
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0.012±0.004
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19
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3/4
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19.00
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0.748
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9.50
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0.374
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0.40±0.1
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0.016±0.004
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25.4
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1
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25.40
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1.000
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12.70
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0.500
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0.50±0.1
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0.020±0.004
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38
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1 1/2
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38.00
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1.496
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19.00
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0.748
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0.50±0.1
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0.020±0.004
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