According the process way of bonded magnet, there is Bonded compression NdFeB and Bonded Injection NdFeB
round bonded permanent magnet NdFeB's features:
round bonded permanent magnet NdFeB's features:
Process size of shrinkage rate is small, only 0.2%-0.5%,
No distortion, no second processing and get products with High - precision, mechanical strength is well.
Easy for mass production, easy for small equipment to process,easy to process complex shape,
many kinds of sizes, especially for small sizes products. good cost performance.
round bonded permanent magnetic magnet NdFeB used in follows fields:
office automation equipment,
electric equipment machinery,
audio-visual equipment,
instrumentation,
small motors and measuring machinery,
mobile phones,
CD-ROM,
DVD-ROM drive motor,
the hard drive spindle motor HDD,
micro DC motors
automation instruments meters
Small precision motors, such as stepper motors, Coreless motors, brushless motor,
small generators,
the timer rotor,
magnetic bearings
Speakers,
headphones,
earphones,
microphones,
pickups heart Block,
electromagnetic buzzer
Sensors,
line printing equipment,
Instrument (speedometer, tachometer, ammeter, voltmeter),
Magnetic spring,
liquid level sensors,
magnetic shutter
round bonded permanent magnetic magnet NdFeB
round bonded permanent magnetic magnet NdFeB
Bonded compression NdFeB magnetic energy parameters
Br (Residual induction) | Hcb (Coercive Force) | Hcj (Intrinsic coercive Force) | (BH)max. Max. Energy Product | Reversible temperature Coefficient α( B r ) | Max. Operating Temp. | |
Grade | T | KA/m | KA/m | KJ/m3 | %/ ℃ | ℃ |
KGs | KOe | KOe | MGOe | |||
BNP-6 | 0.55-0.62 | 285-370 | 600-755 | 44-56 | -0.13 | 100 |
5.5-6.2 | 3.6-4.6 | 7.5-9.5 | 5.5-7 | |||
BNP-8 | 0.62-0.69 | 385-445 | 640-800 | 64-72 | -0.13 | 120 |
6.2-6.9 | 4.8-5.6 | 8-10 | 8.0-9.0 | |||
BNP-9 | 0.65-0.70 | 400-440 | 640-800 | 70-76 | -0.12 | 120 |
6.5-7.0 | 5.0-5.5 | 8-10 | 8.8-9.5 | |||
BNP-10 | 0.68-0.72 | 420-470 | 640-800 | 76-84 | -0.11 | 120 |
6.8-7.2 | 5.3-5.9 | 8-10 | 9.5-10.5 | |||
BNP-11 | 0.70-0.74 | 445-480 | 680-800 | 80-88 | -0.11 | 120 |
7.0-7.4 | 5.6-6.0 | 8.5-10 | 10.0-11.0 | |||
BNP-8SR | 0.62-0.66 | 410-465 | 880-1120 | 64-72 | -0.13 | 150 |
6.2-6.6 | 5.2-5.8 | 11-14 | 8.0-9.0 | |||
BNP-8H | 0.61-0.65 | 410-455 | 1190-1440 | 64-72 | -0.07 | 125 |
6.1-6.5 | 5.2-5.7 | 15-18 | 8.0-9.0 | |||
BNP-8L | 0.60-0.64 | 360-400 | 715-800 | 56-64 | -0.13 | 110 |
6.0-6.4 | 4.5-5.0 | 9-10 | 7.0-8.0 | |||
BNP-11L | 0.70-0.74 | 400-440 | 520-640 | 78-84 | -0.11 | 110 |
7.0-7.4 | 5.0-5.5 | 6.5-8 | 9.8-10.5 | |||
BNP-12L | 0.74-0.80 | 420-455 | 520-600 | 84-92 | -0.08 | 110 |
7.4-8.0 | 5.3-5.7 | 6.5-7.5 | 10.5-11.5 |