N40 Nickel Plating NdFeB Ring Magnet for High Quality Speaker
- Place of Origin:
- China, Ningbo
- Supply Ability:
Model No.: ET-42
Materials: Sintered NdFeB / Neodymium Magnet
Surface treatment: Ni, Ni + Cu + Ni, Zn, epoxy, gold, etc.
Applications of Neodymium Magnets:
1) Servomotor, step motor, DC motor and linear motor
2) Loudspeaker, headphone, earphone and microphones
3) Holding system equipment
4) Medical facility
5) Sound device
6) Wind power
7) VCM, MRI
8) Mobile accessory
9) Research and development, as well as many other applications
Magnet neodymium iron boron
1. Arc or rectangular magnet.
2. Zinc coating to protect the surface.
3. Used for electric motors
1. Magnet: Neodymium magnet
Super strong Br resident induction.
Excellent demagnetization resistance capability.
3. Surface Treatment Method:
Black Nickel, Chroming, Copper, Epoxy, Gold, Nickel, Nickel+Epoxy, Nickel+Sn, Passivation, Zinc, phosphating
4. Applications of Neodymium Magnets:
AC Motors, DC Motors, servo motors, step motors
Computer rigid disc drives
Magnetic resonance imaging
Speakers & earphones
Medical care machines
|Maximum Operating Temperature(Tw)||ºC||80-200|
|Electrical Resistivity||Ω.CM||1.8X10-4 ~2.0X10-4|
|Recoil Permeability||µ rec||1.05|
|Magnetization Field Strength(Hs)||KOe||> 30|
|Temp. Coefficient of Br (aBr)||%/ºC||-0.11~ -0.12|
|Temp Coefficient of Hcj (aHcj)||%/ºC||-0.5~ -0.7|
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Product Categories : Ndfeb Magnet
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