Strong Arc NdFeB Magnet for motor

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Basic Info.
  • Application: Industrial Magnet 
  • Type: Permanent 
  • Composite: Neodymium Magnet 
  • Grade:: N35-52,M,H,SH,UH,EH 
  • size: According to customer requirements 
  • cladding material: Nickel, nickel and copper, nickel, zinc, gold, silver, and the passivation, black epoxy resin 
  • apply: motor 
  • shape: Arc 
  • Place of Origin: Zhejiang  
  • Min.Order: 1000 Piece/Pieces
  • Means of Transport: Ocean, Air, Land
Supply Capacity
  • Production Capacity: 1000000 piece
  • Packing:According to the practical mode of transportation decided to packing
  • Delivery Date: According to the actual number of delivery date

product name Strong Arc NdFeB Magnet for motor

About Products

Grades: N35-N54, N30M-N52M, N30H-N50H, N30SH-N45SH, N28UH-N42UH, N26EH-N38EH, N28AH-N35AH

Manufacturing Technique: We adopt new Sintered Neodymium magnet techniques and equipment such as strip casting, HDDR technology.

Magnetic properties: High coercive force, max is over 35KOe; (BH)Max from 28 to 55MGOe; Max working temperature up to 240°C;Tolerance: ±0.05mm, Customized;

The highest coercivity (Hcj) ≥35KOe, the temperature coefficient aBr<-0.1% °C -1, bHcj<-0.45% °C -1, HAST test of low weightlessness corrosion resistant series (T series) (130 °C, 0.26MPa, 95% relative humidity), 20 days of weightlessness ≤≤ 2.0mg/cm²  


Widely used in generators, DC motors, servo motors, Speakers, receivers, VCM, CD/DVD-ROM, magnetic


separation, magnetic cranes, magnetic lifters, magnetic filters, nuclear magnetic resonance spectrometer,


medical equipment, etc.




Product Specification 


Physical Properties(NdFeB magnet)

Temp.Coeff.of Br:    -0.11% / °C

Temp.Coeff.of iHc:          -0.60% / °C

Density:            7.4-7.6g/ cm³

Electrical resistivity:        144μΩ.com

Vickers Hardness:        600/Hv

Flexural Strength:              25kg/mm

Tensile Strength:      8.0kgs/mm²

Coeff.of Thermal Expansion: 4 X 10/¯ª/°C

Specific Heat:    0.12kCal/(kg.°C)

Thermal Conductivity:     7.7Kcal/(m.h.°C)

Young's Modulus: 1.6 X 10¹¹N/m²

Rigidity:                      0.64N/ m² 

Poisson's Ratio:           0.24

Compressibility:           9.8 X 10¯¹² m² /N

Curie Temperature:   310-340°C

Send message to this supplier
Mr. wang jian bo (manager)
Tel: 86-574-87560803
Mobile: 13116636617
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Contact Method
Ningbo Permanent Magnet Materials Co.,Ltd
Majing Industrial Park, Jiangbei district, Ningbo, Zhejiang, China (Mainland)
Fax: 86-574-87560803
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