Hiperco 50 / Vacoflux 50 / 1J22 Soft Magnetic Alloy

Hiperco 50 (1J22 / Vacoflux 50) is a high-saturation soft magnetic alloy offering 2.4T flux density, 980°C Curie temperature, and low coercivity. Ideal for aircraft generators, electromagnets, transducers, and high-temperature magnetic components.

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Hiperco 50, also internationally known as Vacoflux 50 and domestically standardized as 1J22, is a premium iron-cobalt-vanadium soft magnetic alloy. Featuring the highest magnetic saturation among commercial soft magnetic materials, this specialized alloy delivers unmatched low coercivity, high DC permeability and low AC core loss. It is widely recognized in precision electronics, aerospace power systems and high-efficiency energy conversion equipment.

ZYTC Alloy, a professional China high-performance soft magnetic alloy supplier, provides certified Hiperco 50 / 1J22 alloy sheets, strips, bars and custom processed components. We strictly follow military and national standard specifications to ensure stable magnetic performance, precise dimensional tolerance and consistent batch repeatability for global industrial and aerospace clients.

Chemical Composition

Brand	C	Be	Mn	S	P	Aunt	Fe	Cu	Co	The density of/ρ
1J22	≤0.04	≤0.3	≤0.3	≤0.02	≤0.02	≤0.5	Balance	≤0.2	49.0~51.0	≤8.2

Mechanical Properties

Properties	Metric	Imperial
Tensile strength	1345 MPa	195100 psi
Yield strength (@ strain 0.200%)	1275 MPa	184900 psi
Elongation at break (in 50 mm)	1%	1%
Hardness, Brinell (estimated from Rockwell C for 3000 kg load, 10 mm ball Brinell measurement)	334	334
Hardness, Knoop (converted from Rockwell C )	363	363
Hardness, Rockwell C	36	36
Hardness, Vickers (estimated from Rockwell C)	349	349

Vacoflux 50 Physical Properties

Properties	Metric	Imperial
Density	8.12 g/cm³	0.293 lb/in³

Specifications and Equivalents

ZYTC Alloy supplies Hiperco 50 in full compliance with international and regional standards:

Standard	Region
GB/T15002	China
ASTM A-801 Alloy Type 1	USA
AMS A-47182	Aerospace
MIL-A-47182	Military
MIL-S-1907 / MIL-S-1949A	Military

International Equivalents:

Country / Region	Grade
China	1J22
USA	Hiperco 50 / Supermendur
Germany	Vacoflux 50
UK	Permendur
Russia	50KФ

Processing and Machining Considerations

Hiperco 50 presents certain processing challenges that require specialized expertise:

Brittleness: Low ductility (~1% elongation) means components must be lightly ground after heat treatment
Oxidation Sensitivity: The alloy is prone to oxidation; protective atmosphere or vacuum heat treatment is recommended
Heat Treatment Sensitivity: Final magnetic properties depend on precise annealing conditions; processing parameters must be tightly controlled

ZYTC Alloy's technical team provides expert guidance on material selection, processing, and heat treatment to help customers achieve optimal performance from Hiperco 50 products.

Industrial & Aerospace Applications

Thanks to its high saturation magnetization, high-temperature stability and high energy output characteristics, Hiperco 50 / 1J22 is widely applied in high-end precision equipment that requires miniaturization, high power density and extreme working reliability:

Aerospace Power System: Aviation motors, generator stators and rotors, aerospace power transformers
Precision Electromagnetic Components: Electromagnet pole heads, magnetic amplifier cores, small power transformers, choke coils
Ultrasonic & Vibration Equipment: Ultrasonic generator vibrators, high-efficiency magnetostrictive transducers
Consumer & Precision Electronics: High-thrust actuators, speakers, haptic feedback devices and high-sensitivity sensors
Communication Devices: Telephone vibrating plates and precision electromagnetic vibration components

In motor and generator manufacturing, Hiperco 50 effectively boosts torque density and power efficiency while minimizing equipment volume and energy loss, becoming the optimal material for lightweight and high-power-density motor design.

As a reliable Chinese soft magnetic alloy manufacturer, ZYTC Alloy provides high-quality standardized and customized 1J22 soft magnetic alloy products with stable quality and complete certification support.

Contact ZYTC Alloy to get certified Hiperco 50 / 1J22 soft magnetic alloy materials, customized processing solutions and factory competitive pricing.

Contact Information:

Email: daisy@zytcsteel.com
WhatsApp/WeChat: +86 17335753350