Heat Shrinkable Breakouts for 2-core cables provide airtight, moisture-resistant sealing at the cable crutch, enhancing insulation and mechanical protection. Made from cross-linked polyolefin with adhesive or mastic lining, they offer excellent durability, dielectric strength, and optional flame retardancy. Ideal for indoor, outdoor, underground, and submersible applications.
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| Property | Test Method | Standard Value | ||
|---|---|---|---|---|
| Insulated Breakout | Oil Resistant Breakout | Semi-conductive Breakout | ||
| Tensile Strength | ASTM-D-638 | ≥12MPa | ≥12MPa | ≥12MPa |
| Elongation at Break (120℃,168 hrs) | ASTM-D-638 | ≥300% | ≥300% | ≥300% |
| Tensile Strength after Aging (120℃,168 hrs) | ASTM-D-638 | ≥10MPa | ≥10MPa | ≥10MPa |
| Elongation at Break after Aging | ASTM-D-638ASTM-D-638ASTM-D-638 | ≥230% | ≥230% | ≥230% |
| Tensile Strength Variation after Dipping | ASTM-D-638ASTM-D-638 | – | ≤20% | – |
| Elongation at Break after Dipping | ASTM-D-638 | – | ≥230% | – |
| Dielectric Strength | IEC 60243 | ≥15kV/mm | ≥15kV/mm | – |
| Water Absorption | ISO 62 | ≤0.1% | ≤0.1%≤0.1% | ≤0.1% |
| Volume Resistivity | IEC 60093 | ≥1×1013Ω·cm | ≥1×1013Ω·cm | ≥1×1013Ω·cm |
| Brittle Temperature | ISO 974 | -40℃ | -40℃ | -40℃ |
| Heat Shock | 160℃，4h | No Crack | No Crack | No Crack |
| Hardness(Shore A) | ISO 868 | ≥80 | ≥80 | ≥80 |
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| Cores | As Supplied（mm） | After Recovered | |||
|---|---|---|---|---|---|
| Body Diameter (D) Min | Finger Diameter (d) Min | Full Length (L)(±5) | Body Diameter (D)Max | inger Diameter (d) Min | |
| 2-cores Breakout | 24 | 12 | 140 | 14 | 5 |
| 38 | 20 | 145 | 18 | 7 | |
| 45 | 25 | 145 | 22 | 10 | |
| 60 | 35 | 140 | 25 | 11 | |
| 70 | 40 | 140 | 25 | 11 | |
The Heat Shrinkable breakout 2-Core cable provides a tight, moisture-resistant seal at the cable crutch, protecting against water, dirt, and chemicals in harsh environments. Made from cross-linked polyolefin with adhesive or mastic lining, it offers strong dielectric performance, mechanical durability, and optional flame-retardant properties. Ideal for industrial and utility use, the Heat Shrinkable 2-Core cable breakout ensures a secure, long-lasting fit in indoor, outdoor, underground, and submersible applications.
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