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N52 Epoxy Coating Arc Segment sintering Permanent Neodymium Motor Magnets

Material:N52 Neodymium Magnets for Motors, Permanent Magnets, Rare Earth Magnets
Dimension: R(mm)x r(mm)x W(mm)x T(mm)x A° with tolerance +/-0.1 or +/-0.05mm
Surface Treatment: Black Epoxy Coating
Max Working Temperature: 80℃
Magnet Shape:segment, arc
Magnetic Properties:
Residual Magnetic Flux Density (Br): 14.2-14.8 KGs (T): 1.42-1.48 T
Energy Density (BH)max: 49.5-53 MGOe 394-422 KJ/m³
Coercivity Force (Hcb): ≥11 KOe ≥876 KA/m
Intrinsic Coercivity Force (Hcj): ≥10 KOe ≥796 KA/m
Applications:Various motors, Electric motorcycle, Wind turbine generator. Micro motors, Voice coil motors (VCM), Step motors, Geared down motors.

Quantity:
  • dunben
Description:
Black epoxy coated arc segment ndfeb magnet is in wide range of permanent magnet motors application. Arc Magnets is one special shape of rare earth magnets and permanent magnets. It is always manufactured via Wire Cutting and grinding etc .

Regular Arc magnets or Segment magnets have the following important factors such as ,Outer Diameter Or Outer Radius,Inner Diameter or Inner Radius ,Degree of Angle,Thickness,Length ,Round Edge etc. Generally speaking, Arc Magnets are all made as Customer Design and as Special requirement on shapes, dimensions, grades, coatings etc.



Description

Black Epoxy coating arc shape neodymium magnet for motor    

Material

Neodymium-Iron-Boron : the strongest available permanent magnet with a maximal energy product of more than 50 MGOe with an excellent coercivity.

Max. Working Temperature

Grade

Max. Operating Temperatures

N35-N52

80°C (176°F)

33M- 48M

100°C (212°F)

33H-48H

120°C (248°F)

30SH-45SH

150°C (302°F)

30UH-40UH

180°C (356°F)

28EH-38EH

200°C (392°F)

28AH-35AH

220°C (428°F)

Magnet Shape

Neodymium magnet can be made in many kinds of shapes like Ring, Disc, Cylinder, Arc, Block, Stick, Cuboid, Cube, Bar, Countersunk, Segment, Trapezoid and other abnormal shape according to customers' requirement.  Customized shapes for Epoxy coating arc shape neodymium magnet for motor  are available.

Coating

Double Nickel, Nickel Copper Nickel, Zinc, Gold, Copper, Chemical, PTFE, Parylene, Everlube, Passivation,Tin, Aluminium, Teflon or Epoxy, depending on the application.

Technology Advantage

Depending on advanced R&D center, Quality control team and professional machining technicians, we can surpass our competitors in the stability of quality and superiority of property.

Tight tolerances

Standard tolerances are ± 0.1 mm. If grinded ± 0, 05 mm/± 0, 03 mm. Tighter tolerances are available on request.

Delivery Advantage

The lead time must be 7-10 days quicker than industry average because of more flexible machine process control.

Price Advantage

The price is cheaper than industry average because of an excellent and efficient management system.

Applications

  1. Electronics – Sensors, hard disk drives, sophisticated switches, electro-mechanical devices etc.
  2. Auto Industry – DC motors (hybrid and electric), small high-performance motors, power steering.
  3. Medical – MRI equipment and scanners.
  4. Clean Tech Energy – Water flow enhancement, wind turbines.
  5. Magnetic Separators – Used for recycling, food and liquids QC, waste removal.
  6. Magnetic Bearing – Used for highly sensitive and delicate procedures in various heavy industries.

ndfeb characteristics.pdf

Magnetizating Direction:
磁化方向

CONTACT US

  Hang Zhou XiaoShan Dunben Magnet  Co., Ltd 
 1702, Unit 2, Building 1, Dacheng Mingzuo, Shiixn Road, Xiaoshan, Hangzhou, Zhejiang, China
  86-571-82750965 
  86-571-82751287
 wang@dbmagnet.com
 

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