Ferrite Rotor Segment Magnets

The Ferrite Rotor Segment Magnets are arc-shaped permanent magnets made from sintered ferrite materials, designed for use in motor rotor assemblies. These magnets are precisely manufactured to fit circular rotor structures, providing stable magnetic flux and reliable performance in rotating systems. With good resistance to demagnetization, corrosion, and temperature variations, ferrite segment magnets ensure consistent operation in demanding industrial environments. They are widely used in electric motors, generators, and automotive applications, supporting motor manufacturers and OEM production with cost-effective, scalable, and stable magnetic solutions.

Technical Specifications

Material: Sintered Ferrite (Strontium Ferrite / Barium Ferrite)
Grade: Y10T / Y20 / Y25 / Y30 / Y33 / Y35 / C5 / C8
Shape: Arc / Segment / Tile
Dimensions: Inner radius, outer radius, thickness, arc angle (customizable)
Magnetization Direction: Radial / Axial / Multipole
Residual Flux Density (Br): 2000 – 4300 Gauss (depending on grade)
Coercivity (Hcb): 160 – 380 kA/m
Intrinsic Coercivity (Hcj): ≥ 200 kA/m
Maximum Energy Product (BHmax): 1.0 – 4.5 MGOe
Working Temperature: Up to 250°C
Curie Temperature: 450°C – 460°C
Tolerance: ±0.05 mm (or as per drawing)
Surface Treatment: Normally no coating required (corrosion-resistant)

Your Reliable Magnet Manufacturing Partner

Integrated Manufacturing Ensures Stable Bulk Supply

We operate a fully integrated production system from raw materials to finished magnets, enabling better control over quality, cost, and delivery. This allows us to support large-volume orders, long-term contracts, and OEM production with stable supply continuity.

Proven Quality with Global Application Experience

Our magnets are widely used across automotive, electronics, audio equipment, and new energy industries, demonstrating reliable performance in real-world applications. With ISO-certified production and strict quality control, we ensure consistent magnetic properties and batch stability for B2B customers.

Engineering Support & Custom Solutions for OEM Projects

With an experienced technical team and strong R&D capability, we provide design support, material selection, and drawing-based customization, helping manufacturers optimize product performance and accelerate development cycles.

FAQ

Can you support long-term bulk supply for OEM projects?
Yes, we specialize in large-volume production and ongoing supply agreements, helping manufacturers maintain stable procurement and avoid supply disruptions.

Do you accept customization based on drawings or samples?
Yes, we provide full OEM support, including drawing-based manufacturing, sample replication, and specification optimization.

How do you ensure consistent quality across batches?
We implement strict raw material control, in-process inspection, and final testing, ensuring stable magnetic performance and dimensional accuracy.

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