Gold Member Since 2013
Audited Supplier
Ningbo Eastar Magnet Co., Ltd.

Magnets, Ndfeb, Neodymium Magnet manufacturer / supplier in China, offering N35-N50 Neodymium Ring Magnet Permanent, N42 Neodymium Magnetic Bar Magnet with Sink Hole, N35 Permanent NdFeB Disc Magnet with Zinc Plating and so on.

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Supplier Homepage Product Ndfeb magnet N35-N50 Neodymium Ring Magnet Permanent

N35-N50 Neodymium Ring Magnet Permanent

Purchase Qty.:
(Pieces)
1,000-9,999 10,000-99,999 100,000+
FOB Unit Price: US $0.3 US $0.28 US $0.26
Purchase Qty. (Pieces) FOB Unit Price
1,000-9,999 US $0.3
10,000-99,999 US $0.28
100,000+ US $0.26
Get Latest Price
Production Capacity: 500ton/Year
Transport Package: Carton
Payment Terms: L/C, T/T, D/P, Paypal, Western Union

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Basic Info
  • Model NO.: SC-23
  • Shape: Ring
  • Grade: N40
  • Composition: NdFeB Magnet
  • Specification: fromN35-52
  • HS Code: 8505111000
  • Application: Speaker Magnet, Industrial Magnet, Jewelry Magnet, Solenoid, Motor Magnet
  • Coating: Nickel
  • Type: Permanent
  • Trademark: eastar
  • Origin: China, Ningbo
Product Description
The Rare Earth NdFeB Ring Magnet:

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

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

ParameterunitStandard Data
Curie Temperature(Tc)ºC310-380
Maximum Operating Temperature(Tw)ºC80-200
HardnessHv620
Electrical ResistivityΩ.CM1.8X10-4 ~2.0X10-4
Density(D)g/cm37.5~7.65
Recoil Permeabilityµ rec1.05
Magnetization Field Strength(Hs)KOe>  30
KA/m>  2400
Bending StrengthMpa295~345
Temp. Coefficient of Br (aBr)%/ºC-0.11~ -0.12
Temp Coefficient of Hcj (aHcj)%/ºC-0.5~ -0.7
 

We own a professional team to ensure high-quality products, and strict management to ensure timely delivery and perfect after-sales service.
We sincerely welcome your inquiry.
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