Fujian Xingyuan Magnetic Materials Co.,Ltd

Injection Bonded NdFeB Magnets

Injection molded bonded neodymium irob boron (NdFeB) magnet are injection molded utilizing nylon 6 or 12 as the binder, and are available up to 4.5 MGOe, which is a kind of new-generation composite material made from permanent magnetic powder and plastic, has outstanding magnetic properties and plastic properties and features high size precision and exceptional shock resistance. injection molded neodymium iron boron magnets can be processed into various components with complicated shapes, thus can be used in the industries of micro or special motor, office equipment, instrument, meter, and beeper. Our high production techniques also allow for very tight dimensional tolerances for complete product optimization. Custom design available.


CHARACTERISTICS

Design and manufacturing of orientation moulds were carried out

Having high dimensional precision and impact-resistance

Capable of forming products with inlay

The injection moulding parts are suitable for forming products with various shapes and thin walls

Multi polar magnetization can be carried out as per customer's requirements

APPLICATIONS

Different kind of micro-special motor

Different kind of fan motor

Different kind of DC motor

Synchronization electric motor

House electric apparatus

Ice chipper electric motor

Hand-operated electric generator

Automobile motor

Time gauge

Instruments for auto

Manufacturing Method

NdFeB powder is blended with a plastic material and injection molded. The resulting parts have energy products in the 5 MGOe range, but can be made with extremely intricate shapes.

Physical & Magnetic Properties Of Injection Bonded NdFeB Magnet


P/N
NBI-4
NBI-6
NBI-6M
NBI-8
Br (mT)
400-490
490-570
480-560
570-630
bHc(kA/m)
256-312
312-384
336-400
382-430
iHc(kA/m)
576-736
640-800
960-1360
680-840
(BH)max(kJ/m3)
28-36
40-56
44-60
60-68
Recoil permeability
1.1-1.22
1.1-1.22
1.1-1.22
1.1-1.22
Recoil temperature coeffiient of Br. (%/)
-0.10(15-100)
-0.09(15-100)
-0.10(15-100)
-0.10(15-100)
Magnetizing field (Ka/m)
1592
1592
1990
1592
Density(g/cm3)
4.0-4.5
4.5-5.5
5.0-5.5
5.0-5.5
Ring crushing strength constant (N/mm2)
> 78
> 78
> 78
> 78


Typical Demagnetization curve of Injection NdFeB Magnet

Temperature Characteristic Curve Of Injection NdFeB Magnet