Xiamen Un Magnet Co.,Ltd.
                                                                                                           
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Black Coated Bonded Neodymium Magnet Custom Size Radial Ring Magnet

Price Negotiable
Price: As negotiation
MOQ: 100pcs
Delivery Time: 20-25days
Brand: UNMAG
Product Description
Black Coated Bonded Neodymium Magnet Custom Size Radial Ring Magnet
Product Specifications
MOQ 100 Pieces
Size Customized
Shape Disc, Block, Cylinder, Ring, Etc.
Product Name Bonded Neodymium Magnet
Magnetization Direction Axial, Radial, Multi-poles
Packaging Carton Box, Pallet, Etc.
Max Operating Temperature 120°C-150°C
Material NdFeB Alloy Powder
Product Description

Bonded Neodymium Magnets are made from NdFeB alloy powder mixed with a plastic bond or resin. This type of neodymium magnet is available in various grades and sizes, and can be magnetized in axial, radial, and multi-pole magnetization directions.

These neodymium-bonded magnets are extremely strong and stable, making them an ideal choice for a variety of industrial applications including motors, sensors, and magnetic assemblies.
Technical Specifications
Physical Properties
Parameter Name Unit Value
Density g/cm³ 4.0-6.5
Curie Temperature 300-350
Recoil Permeability μrec 1.2
Temperature Coefficient %/℃ -0.17
Hardness Hv 80-120
Resistivity Ω.cm 0.026
Compressive Strength kgf/mm² 3
Flexural Strength kg/mm² 25
Thermal Expansivity 10-6/℃ 1-2
Magnetic Characteristics
Grade Unit Grade Specifications
BN-2 BN-4 BN-6 BN-8L BN-8 BN-8SR BN-10 BN-10H BN-12 BN-12L BN-13L
Remanence(Br) (mT) 300-400 400-500 500-600 600-650 630-680 620-680 680-730 700-750 720-770 760-810 780-830
Max. Energy Product(BH max) (KJ/m3) 24-32 32-44 52-60 60-68 68-76 68-76 76-84 80-88 88-96 88-96 88-104
Max.Operating Temperature (℃) 160 160 160 160 160 180 160 160 160 150 150
Applications
  • Spindle Motors
  • Stepping Motors
  • Synchronous Motors
  • DC Motors
  • Brushless Motors
  • Various industrial and electronic applications
Customization Options

We provide custom Neodymium Bonded Magnet solutions to meet your specific product requirements. Our bonded Neodymium magnets can be customized in:

  • Size and shape (Disc, Block, Cylinder, Ring, etc.)
  • Magnetization direction (Axial, Radial, Multi-poles)
  • Various coatings (Epoxy, Nickel, Parylene)
  • Different grades (BN-4 through BN-13L)
Contact Us

For more information about our Bonded Neodymium Magnets or to discuss your custom requirements, please contact our sales team today.

Packaging & Shipping

All magnets are carefully packaged to ensure safe delivery:

  • Individually wrapped in protective materials
  • Secured in sturdy carton boxes or pallets
  • Clearly labeled with handling instructions
  • Available for air, ground, or sea transport

Standard delivery time is 25-30 days after order confirmation.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Xiamen Un Magnet Co.,Ltd.
Location Room 503,Building C,No.319,Hubin East Road,Xiamen,China
Contact Person Sales Department

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