Home > Permalloy Foil
Boikanyo Metals is a reputable manufacturer and supplier of Permalloy Foil, proudly based in Cape Town, South Africa. They specialize in providing top-notch materials for cutting-edge electrical, magnetic, and electronic applications. Permalloy, a nickel-iron magnetic alloy, is celebrated for its incredibly high magnetic permeability and low coercivity, making it the perfect choice for transformers, magnetic shielding, inductors, and other precision magnetic components. Boikanyo’s Permalloy Foils are crafted with precision to meet international standards, guaranteeing consistent performance and reliability in sensitive industrial and technological settings.
Typically, Permalloy Foil consists of around 80% nickel and 20% iron, although specific formulations can vary based on the intended application. This alloy is known for its high magnetic permeability, minimal core losses, excellent corrosion resistance, and stable performance across a wide temperature range. The foils are thin, uniform, and flexible, which makes them easy to fabricate, wind, and integrate into various magnetic devices and assemblies.
| Standard Specification : | |
| Dimensions : | – |
| Sheets Thickness : | Range from .008″ to .0125″ |
| Plates Thickness : | Ranges from .0125″ to 5.00″ |
| Sheets/Plates Width : | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc |
| Sheets/Plates Length : | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc |
| Tempers : | Annealed, 1/4, 1/2 Hard, 3/4 Hard, Full Hard |
| Hardness : | Soft, Hard, Half Hard, Quarter Hard, Spring Hard etc. |
| Value Added Service : | Cladding, Heat Treatment, Annealed, Pickling, Polish, Rolling, Cutting, Bending, Forging, Minor Fabrication Etc. |
| Grade | C | Si | Mn | P | S | Ni | Cr | Mo | Fe |
| 1J50 | 0.010 | 0.17 | 0.35 | 0.006 | 0.005 | 49.80 | 0.02 | —— | Bal |
| 1J79 | 0.010 | 0.38 | 0.85 | 0.005 | 0.003 | 79.50 | 0.02 | 3.95 | Bal |
| 1J85 | 0.010 | 0.18 | 0.35 | 0.005 | 0.003 | 80.30 | 0.02 | 4.95 | Bal |
At Themban Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Permalloy Foil in Cape Town , South Africa, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Cape Town, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
You’ll find Permalloy Foil widely used in transformers, inductors, magnetic shielding, sensors, aerospace components, and electronic devices that require precise magnetic control. Its unique combination of high permeability, low hysteresis loss, and durability ensures efficient operation, a long service life, and dependable performance in sensitive electromagnetic and industrial applications.
