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Magnet for automobile industry is our most important product, we are the few manufactories in china that design and produced Ferrite Radial-Oriented Multipole Magnetic ring, according to the automobile features, we currently provide magnetic ring with hundred of different specifications for starter motor and window-rolling motors satisfying different customers needs, which are the leading magnet in China.
SketchSpecification(mm) (D*d*H)Number of magnetic polesSurface flux density(Gs)
Φ19×Φ(6-7)×3021800
Φ15×Φ(5-6)×2521700
Φ12×Φ(4-5)×1821600
High efficiency magnetic ring is the core part of permanent magnet synchronous motors, stepping motors and DC brush-less motors, these motors are widely used in automotive, computers, electrics, communications, office and school equipments, and household products.




High-Grade Ferrite Radial Multi-pole Ring
SketchSpecification(mm) (D*d*H)Number of
magnetic poles
Surface flux density(Gs)
Φ35.3×Φ25×28161800
Φ35×Φ25×28161800
Φ30×Φ20×30241700
Φ30×Φ19×28161800
Φ28×Φ19×28161800
Φ25.4×Φ18×20.3241700
Φ25×Φ15.5×18161700
Φ24.7×Φ10×1882000
Φ23.4×Φ10.7×9.581800
Φ23.4×Φ10.7×881800
Φ20×Φ13×18241700
Φ15.5×Φ10×18122000
Φ12.2×Φ7×12.3121500