Custom High Quality Small Neodymium Circular Disc Magnets

Product Detail

Wuxi Jinwei Permanent Magnet CO., LTD is one of the leading custom high quality small neodymium circular disc magnets manufacturers and suppliers in China. Welcome to buy or wholesale disc magnets and neodymium magnets from our factory which is equipped with advanced equipment and technology.

Basic Info
Application: Electronic Products, Speaker Magnet, Industrial Magnet, Motor Magnet
Coating: Zn,Cu,Au,Sliver,Epoxy,Ni-Cu-Ni
Type: Permanent Magnet
Certification:ISOTS-16949
Delivery Date: 3~25days
Trademark: Jinwei
Origin: Wuxi China
Grade: N35
Export Markets: Global
Composite: Rare Earth Magnet
Specification: Customized

Product Description

Custom High Quality Small Neodymium Circular Disc Magnets

Materials: Sintered NdFeB / Neodymium magnet
Surface treatment: Ni, Ni + Cu + Ni, Zn, epoxy, gold, etc.

Parameter unit Standard Data
Curie Temperature(Tc)    ºC    310-380
Maximum Operating Temperature(Tw)    ºC    80-200
Hardness    Hv    620
Electrical Resistivity    Ω.CM    1.8X10-4 ~2.0X10-4
Density(D)    g/cm3    7.5~7.65
Recoil Permeability    µ rec    1.05
Magnetization Field Strength(Hs)    KOe    >  30
KA/m    >  2400
Bending Strength    Mpa    295~345
Temp. Coefficient of Br (aBr)    %/ºC    -0.11~ -0.12
Temp Coefficient of Hcj (aHcj)    %/ºC    -0.5~ -0.7
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
2. Characteristics:
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 Separators
Magnetic resonance imaging
Speakers & earphones
Medical care machines
We own a professional team to ensure high-quality products, and strict management to ensure timely delivery and perfect after-sales service.


For more detail info, please contact us!

WUXI JINWEI PERMANENT MAGNET CO., LTD.

Contact: ZhangWenya

Phone: +86-510-83781871

Fax: +86-510-83784760

Mobile phone: +8613506196722

Email: jwmagnet@188.com

Website: http://www.jinweimagnetic.com