product description
Description of Polyester Imide Laminated Glass Cloth Tube
Polyester imide laminated glass cloth tube has good dielectric properties and machinability. Can be made into a dry type transformer coil insulation tube and transformer insulation end ring.
Technical Data of Polyester Imide Laminated Glass Cloth Tube
| Standard: JB/T3172-1999(3520), GB/T 5132-2009, IEC61212-2006 | ||
| Chinese Name | 356 | |
| IEC | - | |
| NEMA | - | |
| Basic Material | Fiberglass cloth | |
| Resin | Polyetherimide | |
| Color | White | |
| Item | Unit | Value |
| Density | g/m³ | 1.7~1.8 |
| Vertical Layer Bending Strength(normal) | Mpa | ≥80 |
| Axial Compressive Strength | Mpa | ≥70 |
| Parallel Layer Breakdown Voltage (90℃ transformer oil) | Kv | ≥25 |
| Vertical Electrical Strength (90℃ transformer oil) | Kv/mm |
≥6-14 |
| Dielectric Loss Factor(50Hz) | - | ≤0.03 |
| Water Absorption | % | ≤1 |
| Temperature Index | - | 180 |




