Black epoxy coating neodymium magnet rings.

Price: 0.1~100.0 USD
Trade Term: FOB
Payment Terms: T/T,L/C
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Basic Info.
  • Shape: Ring 
  • Application: Industrial Magnet 
  • Type: Permanent 
  • Composite: NdFeB Magnet 
  • Brand Name: Dongsheng magnet 
  • Grade: N35~N52 
  • coating:: NI ,ZN , Black epoxy 
  • size: According to customer require 
  • Model No.: R09 
  • Place of Origin: Zhejiang  
  • Min.Order: 2000 Piece/Pieces
  • Means of Transport: Ocean, Air
Supply Capacity
  • Production Capacity: 100000 one month
  • Packing:Box Carten
  • Delivery Date: 15~30 days
  permanent neodymium Iron Boron ring magnets is made from an alloy of neodymium, iron, and boron to form the Nd2Fe14B tetragonal crystalline structure. This material is currently the strongest type of permanent magnet in the world.

The main physical properties of sintered NdFeB black epoxy coatingring magnet:

magnetic propertiesParameters
Density /g.cm3
VickersHardness HV
Resistivity /υΩ.cm
Compressivestrength/N.mm-2
Coefficient of ThermalExpansion (C⊥)/K-1
Coefficient of ThermalExpansion (C∥) /K-1
7.45
570
150
780
-4.8X10-6
-3.4X10-6

 Black epoxy coating neodymium magnet rings.

Our packing

 Black epoxy coating neodymium magnet rings.

 Black epoxy coating neodymium magnet rings.
Our machine shop



 Black epoxy coating neodymium magnet rings.

 Black epoxy coating neodymium magnet rings.

 Black epoxy coating neodymium magnet rings.



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Mr. ALEX
Tel: 86-574-83005217
Mobile: 15067442120
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Contact Method
Ningbo Dongsheng Strong Magnet Material Co.,Ltd.
13th building, Yangpu Road, Sanlian Village, Cicheng Town, Jiangbei, Ningbo, Zhejiang, China (Mainland)
Fax: 86-574-83005217
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