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Small Ring Magnets, Micro Ring Magnets

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The quality of this product is stable and reliable, which can satisfy the demands of several World Famous Enterprises.

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APPLICATIONS

  • Microwave Tubes
  • Coreless motor
  • Motors such as high-performance compact actuators
  • Microphones
  • Gyroscopes
  • Sensors
  • Loudspeakers

Size Range Of Small Ring Magnets

ProjectOuter diameter(mm)The inner diameter(mm)Thickness(mm)Direction of magnetizationMaterial
Basic dimensionsφ0.8-φ10.0φ0.2-φ3.00.2-15CustomSmCo、NaFeB、Ferrite
Tolerance±0.005±0.01±0.005±1°

Small MagnetsSmall MagnetsSmall Magnets

Materials Selection

Different kinds of magnetic materials can be selected, such as NdFeB, SmCo, AlNiCo, FeCrCo, Ferrite and various kinds of super-hard materials such as gemstones, crystals, ceramics, etc.

MaterialNdFeBSmCoAlNiCoFeCrCoFerrite
Magnetic Energy30-52 MGOe16-32 MGOe1.2-10 MGOe0.1-6 MGOe1-3.5 MGOe
Max Working Temp.80-200°C350°C550°C400°C250°C
Production MethodSinteredSinteredCast or SinteredCastSintered
Surface CoatingYesNoNoNoNo
Machining PropertyMiddleLowMiddleHighLow
CostHighHighMiddleMiddleLow
Main ApplicationMotor
Speaker
Meter
Sensor
MRI
Separator
etc.
Aviation
Spaceflight
Motor
Sensor
Medical instrument
etc.
Sensor
Musical instrument
Speaker
Meter
Motor
etc.
Sensor
Meter
Speaker
Motor
etc.
Motor
Speaker
Toy
Craft
etc.

Product Image of Small Magnets / Micro Ring Magnets

Samall/Micro Ring Magnets

Small Magnets / Micro Ring Magnets

Samall/Micro Ring Magnets

Small Magnets / Micro Ring Magnets