Fiberglass sleeving coated with Polyurethane is manufactured with E-fiberglass braided sleeving and coated with a layer of polyurethane and then thermoset to form F grade insulating sleeving.It possesses reliable heat resistance,good qualities of dielectric,fair softness and elasticity.It can be used for wiring insulation and mechanic protection for F grade electrical machinery,electrical appliances,electrical instruments,wireless sets and domestic electrical appliances.
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| Specifications︰ |
| Bore Diameter |
Wall Thickness |
| Nominal |
Tolerance （±） |
Minimum |
Maximum |
| 1.0,1.5 |
±0.15 |
0.2 |
0.75 |
| 2.0,2.5 |
±0.20 |
| 3.0 |
±0.25 |
| 4.0,5.0,6.0 |
±0.25 |
0.3 |
0.75 |
| 7.0,8.0,9.0,10.0 |
±0.50 |
0.3 |
0.75 |
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| Advantages︰ |
| Property |
Requirements |
| Resistance to soldering heat |
Pass(only for sleeving having nominal inner diameter up to and including 5mm) |
| Bending after heating |
No cracking or detachment of coating shall be visible after bending around mandrels after 48±1h at 180degree |
| Bending at low temperature |
No cracking or detachment of coating shall be visible after bending around mandrels while at -15degree |
| Breakdown voltage(KV)Straightmandrel with 25mm electrode |
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Room temp |
Elevated temp |
Damp heat |
| Central value |
≥4.0 |
≥1.6 |
≥1.2 |
| Lowest individual value |
≥2.5 |
≥1.0 |
≥0.8 |
| Insulation resistance |
10^3 |
| Temperature index(degree) |
155 |
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| Export Markets︰ | Domestic \ Europe and the United States |
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