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A1-FL Fully Flame-Retardant Dual Wall Heat-Shrinkable Tubing
A1-FL
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A1-FL Fully Flame-Retardant Dual Wall Heat-Shrinkable Tubing Introduction Polyolefin dual wall heat-shrinkable tube, high shrinkage rate, completely flame-retardant and high mechanical strength, providing stress relief and abrasion protection...
A1-FL Fully Flame-Retardant Dual Wall Heat-Shrinkable Tubing
Introduction
Polyolefin dual wall heat-shrinkable tube, high shrinkage rate, completely flame-retardant and high mechanical strength, providing stress relief and abrasion protection for wire splices, terminals, fuse links and series element.
Features
Operating temperature: -40°C to 135°C
Minimum full recovery temperature: 135°C
Environmentally friendly, RoHS & ELV compliant
Shrink ratio: 4:1
Standard color: Black (outer jacket) / White (inner layer)
Technical Data
| Property | Test Method | Requirement | ||
| Material Properties | ||||
| Longitudinal change | ASTM D2671 | ≥-10% | ||
| Tensile strength | ASTM D2671 | ≥10.3MPa | ||
| Ultimate elongation | ASTM D2671 | ≥250% | ||
| Secant modulus 2% (Outer layer / recovered) | ASTM D2671 | ≥137MPa | ||
| Heat shock (225°C/4h) | ASTM D2671 | No cracking, dripping or flowing of outer jacket | ||
| Dielectric strength (outer layer) | ASTM D2671 | ≥16 kV/mm | ||
| Volume resistivity | ASTM D2671 | ≥1.0×1012Ω.cm | ||
| Flammability | ISO 6722-1 | Self-extinguishing within 30S | ||
| Splice performance | ||||
| Current leakage | 5% salt solution/24h，DC 50V | ≤0.25μA | ||
| Thermal shock Current leakage |
50°C to 130°C for 5 cycles |
≤0.25μA |
||
| Heat aging Current leakage |
168 hrs. at 130°C ± 5°C |
≤0.25μA |
||
| Fluid immersion Current leakage |
24 hrs. at 25°C ± 3°C ASTM D471 Reference Fuel C VV-F-800 Diesel Fuel 1hr. at 100°C ± 3°C ASTM #3 Oil |
≤0.25μA |
||
Dimension
| Size | As Supplied(mm) | After recovered (mm) | ||
| A1-FL |
Inner diameter D (min.) |
Inner diameter d (max.) |
Wall thickness t (nom.) |
Adhesive Wall thickness t1 (nom.) |
| 5.1 | 5.1 | 1.25 | 1.20 | 0.60 |
| 7.6 | 7.6 | 1.65 | 1.60 | 0.70 |
| 9.0 | 9.0 | 2.29 | 1.80 | 0.70 |
| 11.6 | 11.6 | 2.54 | 2.29 | 1.30 |
| 17.8 | 17.8 | 4.45 | 2.54 | 1.40 |
