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Aug 05 2025
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Manufactured from polyolefin, applied as insulation of power and telecommunication cable ends.
Used to seal cable ends during installation or storage, protecting cable ends against oxidation, ozone, UV, etc.
Coated with hot-melt adhesive to ensure reliable seal of cable ends.
Flame-retardant end caps are available upon customer request.
Available with valve if required.
Shrink temperature: start at 90℃, and fully recovered at 130℃.
Selection Table
| Spec. | As Supplied | After Recovered | |||
| Inner Diameter (D) Min | Wall Thickness (T)(±20%) | Height (L)(±5) | Inner Diameter (D) Max | Wall Thickness (T)(±10%) | |
| WRSFM-12 | 12 | 1.0 | 45 | 5 | 2.5 |
| WRSFM-16 | 16 | 1.0 | 70 | 8.5 | 2.5 |
| WRSFM-20 | 20 | 1.0 | 70 | 8.5 | 2.5 |
| WRSFM-25 | 25 | 1.0 | 80 | 11 | 2.5 |
| WRSFM-30 | 30 | 1.3 | 95 | 16 | 2.8 |
| WRSFM-35 | 35 | 1.0 | 95 | 18 | 2.6 |
| WRSFM-40 | 40 | 1.1 | 95 | 18 | 2.6 |
| WRSFM-55 | 55 | 1.0 | 125 | 26 | 2.7 |
| WRSFM-75 | 75 | 1.3 | 145 | 31 | 3.2 |
| WRSFM-100 | 97 | 1.3 | 140 | 40 | 5.2 |
| WRSFM-120 | 117 | 1.3 | 155 | 57 | 4.0 |
| WRSFM-140 | 140 | 1.3 | 185 | 63 | 4.0 |
| WRSFM-160 | 158 | 2.1 | 270 | 95 | 4.0 |
| WRSFM-180 | 180 | 2.1 | 270 | 95 | 4.0 |
| WRSFM-200 | 200 | 1.5 | 270 | 95 | 4.0 |
| WRSFM-250 | 245 | 1.5 | 270 | 95 | 4.0 |
| Remark: The hot-melt adhesive comes in two forms: flat adhesive and spiral adhesive, which can meet different customer needs. | |||||
Technical Data
| Property | Test Method | Standard Value |
| Tensile Strength | ASTM-D-638 | ≥ 12MPa |
| Elongation at Break | ASTM-D-638 | ≥ 300% |
| Volume Resistivity | IEC 60093 | ≥1x1013Ω.cm |
| Dielectric Strength | IEC 60243 | ≥15kV/mm |
| Brittle Temperature | ISO 974 | -40℃ |
| Heat Shock | 160℃, 4h | No Crack |
| Water Absorption(23±2)℃ 24h | ISO 62 | ≤0.1 % |
| Hardness（Shore A） | ISO 868 | ≥80 |
