C108 Insulation and Stress Control Composite Heat Shrink Tube
C108 Insulation and Stress Control Composite Heat Shrink Tube
Double-wall heat-shrinkable tube structure with an outer layer made of radiation cross-linked polyolefin and a unique zinc oxide stress-control adhesive on the inner layer.Excellent anti-tracking, creepage corrosion resistance, and stress control properties. Suitable for insulation protection of indoor and outdoor power cable termination.
Features
Operating temperature: -55 to 105°C
Minimum fully recovery temperature: 150°C
Voltage class: Under 42kV
Double wall heat shrink
Insulating layer, stress control sealant layer
Standard Color:Red
Engineered for performance. Built for reliability.
🔧Compact Design, Double wall heat shrink tubing, zinc oxide（ZnO ）stress control adhesive liner.
📦Indoor and outdoor cable termination.
| Dimension | |||||||||||||||
| Part No. C108 |
As supplied(mm) | After recovered (mm) |
Standard length (m/pc) |
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| Inner diameter D (min.) |
Inner diameter d (max.) |
Wall thickness t (nom.) |
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| 30/12 | 30 | 12 | 5.0 | ≤ 1.22 | |||||||||||
| 45/15 | 45 | 15 | 5.0 | ≤ 1.22 | |||||||||||
| 49/16 | 49 | 16 | 5.0 | ≤ 1.22 | |||||||||||
| 50/20 | 50 | 20 | 5.0 | ≤ 1.22 | |||||||||||
| 60/28 | 60 | 28 | 5.0 | ≤ 1.22 | |||||||||||
| 80/35 | 80 | 35 | 5.0 | ≤ 1.22 | |||||||||||
Technical Data
| Property | Test Method | Requirement | ||||||||||||
| Outer Layer (Plastic Insulation, red) | ||||||||||||||
| Tensile Strength | ASTM D 2671 | ≥8MPa | ||||||||||||
| Ultimate Elongation | ASTM D 2671 | ≥200% | ||||||||||||
| Heat Aging (136°C/168h) | ASTM D 2671 | |||||||||||||
| Tensile Strength | ≥ 8 MPa | |||||||||||||
| Ultimate Elongation | ≥ 100% | |||||||||||||
| Water absorption (23°C/24h) | ASTM D 2671 | ≤ 0.5% | ||||||||||||
| Low-temperature flexibility (-40°C/4h) | ASTM D 2671 | No cracking | ||||||||||||
| Heat shock (200°C/4h) | ASTM D 2671 | No dripping or flowing | ||||||||||||
| Dielectric strength | ASTM D 2671 | ≥ 15 kV/mm | ||||||||||||
| Volume resistivity | ASTM D 2671 | ≥ 1×1012 Ω .cm | ||||||||||||
| Tracking and erosion resistance | ASTM D2303 |
After 1hr at 2.5kV, and 1hr at 2.75kV, and 1hr at 3.0kV, and 20mins at 3.25kV. No burn penetration, no sustained burning |
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| Flammability | ASTM 2863 | OI ≥25 | ||||||||||||
| Color fastness to light | IEC 60684-3 | No visible change | ||||||||||||
| Inner layer (stress control and sealant layer, green) | ||||||||||||||
| Dielectric constant | ASTM D150 | ≥3.1 | ||||||||||||
| Volume resistivity | ASTM D2671 | ≥1.0×1011Ω · cm | ||||||||||||
