Transformer Insulation Materials
Crepe Paper Tube
Flexible, bendable crepe paper tube for tap-lead insulation
Crepe paper tube made from 100% sulfate insulating wood pulp. Soft and bendable in any direction without cracking, for tap-lead and screw insulation in oil-immersed transformers.
Class A (105°C)ID 4–50 mmWall 2 mm
- Temperature class
- Class A (105°C)
- Inside diameter
- 4–50 mm
- Length
- 1000 / 2000 mm
- Supply
- By the metre, 1 m/pc or 2 m/pc
Request a quotation or a sample. Tell us thickness, width, temperature class, quantity and delivery form. We reply within one business day.
Technical data
| Property | Unit | Value |
|---|---|---|
| Inside diameter | mm | 4–50 |
| Outside diameter | mm | 8–54 |
| Wall thickness | mm | 2 |
| Length | mm | 1000 / 2000 |
| Density | g/cm³ | ≥0.74 |
| Dielectric strength | V/µm | ≥300 |
| Ash content | % | ≤0.7 |
| Voltage resistance | N/25 m | ≥2 |
| Temperature class | — | Class A (105°C) |
Values are typical values or ranges from our product data. Bulk supply is subject to the approved specification, sample and test report. If a parameter you need is not listed here, ask our engineers for the full test report for that grade.
Key features
- Soft crepe structure bends in any direction without easy cracking.
- Suitable for tap changers, leads and confined spaces in oil-immersed transformers.
- Supplied by the metre, 1 m/pc or 2 m/pc.
Applications
HV/LV tap leads and screw insulation in oil-immersed transformers; lead insulation in confined spaces.
Oil-Immersed TransformersDistribution Transformers
Why it fits
The fast way to insulate a bent lead on the shop floor - no pre-forming, no cracking at the bend.
Ordering information
To receive a quotation, please confirm:
- Product and grade
- Thickness and width (and roll or sheet size)
- Temperature class
- Quantity and delivery form (roll / sheet / die-cut / machined)
- Destination port and required delivery date
For machined parts, attach a drawing in PDF, DWG or STEP format. Datasheets, COAs and batch test data are available on request.
Related materials
Often specified together
Send your specification
Our export team reviews the application, the process and the existing specification before recommending a construction.