Product Description:
Bonded Neodymium Magnet is a unique type of multi-pole ring magnet specially designed for high-precision applications. It is available in a wide range of grades, including BN-4, BN-6, BN-8, BN-10, and BN-12L, and can be packaged in various forms, such as carton boxes and pallets. With a maximum operating temperature of 120°C-150°C and magnetization directions of axial, radial, and multi-poles, the Bonded Neodymium Magnet is an ideal choice for numerous applications, particularly those requiring a 12-pole magnet.
Features:
Advantages
Compression Bonded:
Higher Magnetic Strength due to higher magnetic particle density.
Epoxy Binder / Resistant to normal industrial solvents and automotive fluids
Epoxy Coat after manufacturing to prevent oxidation
Temperature Range -40c – 180c
“Tight” tolerances off tool
Good mechanical strength
Disadvantages
Requires tooling and mold costs
Piece price will be low only in high volume
Low magnetic properties
Technical Parameters:
| Grade |
Unit |
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
(Hcb) |
(KA/m) |
240-320 |
240-320 |
320-400 |
360-440 |
400-480 |
400-480 |
400-480 |
440-520 |
440-520 |
400-480 |
400-480 |
| (KOe) |
(3.0-4.0) |
(3.0-4.0) |
(4.0-5.0) |
(4.5-5.5) |
(5.0-6.0) |
(5.0-6.0) |
(5.0-6.0) |
(4.5-6.5) |
(5.5-6.5) |
(5.0-6.0) |
(5.0-6.0) |
Max. Energy Product
(Hcj) |
(KA/m) |
480-640 |
560-720 |
560-720 |
640-800 |
640-800 |
880-1120 |
640-800 |
640-800 |
720-800 |
480-640 |
480-640 |
| (KOe) |
(6.0-8.0) |
(7.0-9.0) |
(7.0-9.0) |
(8.0-10.0) |
(8.0-10.0) |
(11.0-14.0) |
(8.0-10.0) |
(8.0-10.0) |
(9.0-10.0) |
(6.0-8.0) |
(6.0-8.0) |
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 |
| (MGOe) |
(3.0-4.0) |
(4.0-5.5) |
(6.5-7.5) |
(7.5-8.5) |
(8.5-9.5) |
(8.5-9.5) |
(9.5-10.5) |
(10.0-11.0) |
(11.0-12.0) |
(11.0-12.0) |
(11.0-13.0) |
Recoil Permeability
(ur) |
(μ H/M) |
1.2 |
1.2 |
1.2 |
1.2 |
1.2 |
1.2 |
1.2 |
1.2 |
1.2 |
1.2 |
1.2 |
| Tempetrature Coefficient |
(%/℃) |
-0.11 |
-0.11 |
-0.11 |
-0.11 |
-0.11 |
-0.1 |
-0.1 |
-0.1 |
-0.1 |
-0.12 |
-0.12 |
Curie Temperature
(Tc) |
(℃) |
300 |
300 |
300 |
300 |
350 |
350 |
350 |
350 |
350 |
320 |
320 |
| Max.Operating Temperature |
(℃) |
160 |
160 |
160 |
160 |
160 |
180 |
160 |
160 |
160 |
150 |
150 |
| Max. Energy Product |
(KA/m) |
>1600 |
>1600 |
>1600 |
>1600 |
>1600 |
>3000 |
>1600 |
>1600 |
>1600 |
>1600 |
>1600 |
| (KOe) |
>20 |
>20 |
>20 |
>20 |
>20 |
>25 |
>20 |
>20 |
>20 |
>20 |
>20 |
Density
(ρ) |
(g/cm3) |
4.5-5.0 |
5.0-5.5 |
5.5-6.0 |
5.8-6.0 |
5.8-6.1 |
5.8-6.1 |
5.8-6.1 |
6.0-6.3 |
6.0-6.3 |
6.0-6.3 |
6.1-6.4 |
| Hardness |
HRB |
40-45 |
40-45 |
40-45 |
35-38 |
35-38 |
35-38 |
35-38 |
35-38 |
35-38 |
35-38 |
35-38 |
Applications:
UNMAG Bonded Neodymium Magnets are made of high-performance NdFeB alloy powder and are available in BN-4, BN-6, BN-8, BN-10, and BN-12L grades, providing strong magnetic performance. The magnets are also coated with epoxy, nickel, and parylene for added protection, making them suitable for a variety of applications, such as spinder motors, stepping motors, synchronous motors, DC motors, brushless motors, and neodymium magnet rings with 8 poles.
UNMAG Bonded Neodymium Magnets are incredibly powerful and have the ability to hold up to twenty times their own weight. They are also highly resistant to corrosion and wear and tear, making them suitable for long-term use. Additionally, the magnets are incredibly versatile, and can be used for a variety of applications, such as in multi-pole ring magnets, robots, and for aerospace applications.
UNMAG Bonded Neodymium Magnets are produced with the highest quality standards and are backed by a 25-30 day delivery time. With the highest level of performance and durability, UNMAG Bonded Neodymium Magnets are the perfect choice for all your magnetic needs!
Customization:
Bonded Neodymium Magnet is a kind of permanent magnet produced with injection-molding technology, which is strong, durable and stable in performance. UNMAG is the leading supplier of bonded neodymium magnets in China, and offers a wide range of grades, shapes, sizes and magnetization directions to meet your needs.
Brand Name: UNMAG
Place of Origin: China
Delivery Time: 25-30days
Grade: BN-4, BN-6, BN-8, BN-10, BN-12L
Shape: Disc, Block, Cylinder, Ring, Etc.
Magnetization Direction: Axial, Radial, Multi-poles
Size: Customized
Packaging: Carton Box, Pallet, Etc.
Our bonded neodymium magnets are mainly used in automobiles, machines, electrical appliances, medical equipment, and other fields. We guarantee that all our bonded NdFeB magnets meet the highest quality standards and provide reliable performance.
Packing and Shipping:
Packaging and Shipping
Bonded Neodymium Magnets are packaged and shipped with great care to ensure their safe arrival at the customer's destination. The magnets are securely sealed in an air-tight plastic pouch to protect them from dust or other environmental elements. The pouch is then placed inside a strong cardboard box and surrounded by foam for additional cushioning. The box is labeled with the customer's address and shipped via an insured courier service to the customer.
