3:1 Dual Wall
◆ 4:1 Very high shrink ratio
◆ Continuous operating temperature: -55℃~ 125℃
◆ Shrink temperature: 120℃
- Description
- Inquiry
3:1 Dual Wall Adhesive-Lined Heat-Shrink Polyolefin Tubing
Adhesive lined heat shrink tubing with environmental sealing capability for a wide variety of
electrical applications, including automotive and marine wire harness, wire splices, breakouts, and connector-to-
cable transitions.
Features:
1. 3:1 shrink ratio
2. Longitudinal shrink ratio: ≤+8%
3. Out jacket flame retardant, inner adhesive self-extinguished
4. Super sealing against water, moisture or other contaminants
5. Continuous operating temperature: -55℃~ 125℃
6. Shrink temperature: 120℃
Dimensions:
| Size | As supplied | After recovery （mm） | Standard Package | |||
| Inch | mm | Internal Diameter（mm） | Inertnal Diameter | Total Wall Thickness | Wall Thickness of Adhesive | m/spool |
| 1/8 | 3.2 | 3.2 | 1.0 | 0.90±0.15 | 0.35±0.10 | 200 |
| 3/16 | 4.8 | 4.8 | 1.6 | 1.00±0.15 | 0.40±0.10 | 100 |
| 1/4 | 6.4 | 6.4 | 2.20 | 1.25±0.15 | 0.45±0.12 | 100 |
| 5/16 | 7.9 | 7.9 | 2.70 | 1.30±0.15 | 0.50±0.12 | 100 |
| 3/8 | 9.5 | 9.5 | 3.20 | 1.40±0.15 | 0.50±0.12 | 50 |
| 1/2 | 12.7 | 12.7 | 4.20 | 1.70±0.15 | 0.50±0.12 | 36.6 |
| 5/8 | 15.0 | 15.0 | 5.20 | 1.80±0.15 | 0.55±0.15 | 30.5 |
| 3/4 | 19.1 | 19.1 | 6.30 | 1.95±0.15 | 0.55±0.15 | 30.5 |
| 1 | 25.4 | 25.4 | 8.50 | 2.05±0.20 | 0.55±0.15 | 30.5 |
| 1- 1/4 | 30.0 | 30.0 | 10.20 | 2.20±0.20 | 0.60±0.15 | 24.4 |
| 1- 1/2 | 39.0 | 39.0 | 13.50 | 2.50±0.20 | 0.60±0.15 | 18.3 |
| 2 | 50.0 | 50.0 | 17.00 | 2.80±0.25 | 0.70±0.15 | 12.2 |
| 5/2 | 64 | 64 | 21.00 | 3.00±0.25 | 0.70±0.15 | 6.1 |
| 3 | 75 | 75 | 25.00 | 3.00±0.30 | 1.00±0.20 | 1.22 |
| 7/2 | 90 | 90 | 30.00 | 3.00±0.30 | 1.00±0.20 | 1.22 |
| 4 | 100 | 100 | 34.00 | 3.00±0.30 | 1.00±0.20 | 1.22 |
| 5 | 125 | 125 | 42.00 | 3.00±0.30 | 1.00±0.20 | 1.22 |
Technical Data:
| Test Item | Test Method | Test Result |
| Tensile Strength(Mpa) | ASTM D2671 | ≥10.4 |
| Elongation% | ASTM D2671 | ≥300 |
| Tensile Strength afterAging (Mpa) | UL 224 158×168hr | ≥7.3 |
| Elongation after Aging% | UL 224 158℃×168hr | ≥200 |
| Dielectric Strength | IEC 243 | ≥ 15 |
| Volume Resistance(Ω.cm) | ASTM D876 | ≥ 1014Ω.cm |
Hot Melting Adhesive Property
| Test Item | Test Method | Test Result |
| Water absorption ratio: | ASTM-D570 | <0.2% |
| Softing point | ASTM-E8 | 95℃ |
| Strength of pearing(PE) | ASTM-D1000 | 120N/25m |
| Strength of pearing(AL) | ASTM-D1000 | 80N/25m |
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