Production scope and data sheets
Every published figure on this site is collected here. Data sheets, mill certificates and packing specifications for a specific order are issued by email against the order number.
Aluminium Foil for Transformer Windings
Full production scope below. A signed PDF data sheet and the mill certificate for your order are issued by email.
| Alloy | 1050 / 1060 / 1070 |
|---|---|
| Thickness | 0.2 - 3.00 mm |
| Width | 20 - 1500 mm |
| Inner diameter | 150 / 200 / 300 / 400 / 500 mm or customised |
| Aluminium content | 99.6% minimum |
| Conductivity | 63 %IACS minimum |
| Tensile strength | 74 MPa and above |
| Edge condition | Round edge, no burrs, no scratches |
| Temper | Soft temper for winding, to order |
Request the Aluminium Foil for Transformer Windings data sheet
Copper Foil for Transformer Windings
Full production scope below. A signed PDF data sheet and the mill certificate for your order are issued by email.
| Alloy | C1100 |
|---|---|
| Thickness | 0.2 - 3.0 mm |
| Width | 50 - 1350 mm |
| Inner diameter | 300 / 400 / 500 mm or customised |
| Copper content | 99% minimum, oxygen-free grade 99.95% or higher |
| Oxygen content | Below 0.02% |
| Conductivity | 99 %IACS minimum |
| Tensile strength | Above 193 MPa |
| Edge condition | Round edge, no burrs, no scratches |
Copper Strip for Transformer Windings
Full production scope below. A signed PDF data sheet and the mill certificate for your order are issued by email.
| Alloy | C1100 |
|---|---|
| Thickness | 0.2 - 3.0 mm |
| Width | 50 - 1350 mm |
| Inner diameter | 300 / 400 / 500 mm or customised |
| Copper content | 99% minimum, oxygen-free grade 99.95% or higher |
| Conductivity | 99 %IACS minimum |
| Tensile strength | Above 193 MPa |
| Standards | IEC, BIS and ASTM practice |
| Edge condition | Round edge, no burrs, no scratches |
Request the Copper Strip for Transformer Windings data sheet
Enamelled Rectangular Wire for Transformers
Full production scope below. A signed PDF data sheet and the mill certificate for your order are issued by email.
| Conductor thickness (a) | 0.8 - 5.6 mm |
|---|---|
| Conductor width (b) | 2.00 - 16.00 mm |
| Width to thickness ratio | 1.4:1 |
| Conductor material | Copper or aluminium |
| Grades | 120 acetal, 130 polyester, 155 modified polyester, 180 polyester imide, 200 polyester imide / polyamide-imide |
| Standard | GB5584.2-2009 |
| Copper resistivity at 20 C | 0.017241 ohm mm2/m maximum |
| Aluminium resistivity at 20 C | 0.02801 ohm mm2/m maximum |
| Film build | Thin 0.06 - 0.11 mm, thick 0.12 - 0.17 mm |
| Bonded layer | 0.03 - 0.06 mm |
| Thermal class | F 155 C, H 180 C, C 220 C |
Request the Enamelled Rectangular Wire for Transformers data sheet
Silicon Steel for Transformer Cores
Full production scope below. A signed PDF data sheet and the mill certificate for your order are issued by email.
| Product | Silicon steel sheet, oriented and non-oriented |
|---|---|
| Thickness | 0.23 - 0.5 mm |
| Width | 40 - 1290 mm |
| Standards | GB/T2521.1, JIS C2552, ASTM A667, IEC60404-8-4 and equivalents |
| Coating | Insulation coating on both sides |
| Heat treatment | Normalising annealing, quenching and tempering |
| Silicon content, oriented | Approximately 3% |
| Silicon content, non-oriented | 0.8% - 4.8% |
| Typical applications | Transformers, chokes, stabilisers, energy-efficient transformers and other electromagnetic cores |
What is issued with an order
Data sheet
The production scope for the item you ordered, with the agreed dimensional tolerance.
Mill certificate
Issued against the standards the order was placed to, from the ASTM, EN, JIS, GB, IEC and BIS families.
Packing and handling
Packing specification and the handling instructions that travel with the coils.
Need the documents before you order?
Name the item and the standard you work to and the sales desk will send the matching paperwork.