Fiberglass Tape
Alkali-free fiberglass yarn tape, 500°C material rating
Fiberglass insulation tape woven from non-alkali glass fiber yarn, plain or twill. High strength and low elongation for stable binding and reinforcement in motors, transformers and cables.
- Material
- Alkali-free fiberglass yarn
- Thickness
- 0.1 mm
- Grammage
- 210 ±5 g/m²
- Length
- 25 m/roll
Technical data
| Property | Unit | Value |
|---|---|---|
| Material | — | Alkali-free fiberglass yarn |
| Thickness | mm | 0.1 |
| Width | mm | 10–50 |
| Length | m/roll | 25 |
| Tensile strength MD / TD | N/25 mm | ≥400 / ≥300 |
| Grammage | g/m² | 210 ±5 |
| Temperature rating | °C | 500 (material) |
| Weave | — | Plain / twill |
| Alkali oxide and tolerance | % | 12 ±1 |
| Moisture regain | % | 0.3 |
| LOI | % | 0.1 ±0.04 |
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
- High strength and low elongation for stable binding.
- High-temperature resistance for Class H and above.
- Centre line available for identification and wrapping location.
Applications
Binding and reinforcement in motors, transformers and cables; high-temperature insulating wrapping.
Why it fits
Non-shrinking, non-stretching binding for Class H and above - holds position through the cure.
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.
Often specified together
Send your specification
Our export team reviews the application, the process and the existing specification before recommending a construction.


