Speaker Drivers, NdFeB Magnet with Zinc Coating, Customized Requirements are Accepted

  Shapes: disc, ring, block, bar and cylinder or customized

Coating: Ni, Ni-Cu-Ni, Zn, white-blue Zn, epoxy and gold

Segment and other irregular shapes can be manufacture according to customer's sample or drawing

Sintered neodymium magnet mainly comprised of neodymium, iron and boron is third generation of rare-earth permanent magnets, sintered NdFeB is strongest permanent magnets in world up to date

Nice properties of high permanence, coercively and maximum energy product

N35/N38/N40/N42/N45/N48/N50/N52 (maximum operating temperature: 80°C)

N35M/N38M/N40M/N42M/N45M/N48M (maximum operating temperature: 100°C)

N35H/N38H/N40H/N42H/N45H/N48H (maximum operating temperature: 120°C)

N33SH/N35SH/N38SH/N40SH/N42SH (maximum operating temperature: 150°C)

N28UH/N30UH/N33UH/N35UH/N38UH (maximum operating temperature: up to 180°C)

N28EH/N30EH/N33EH/N35EH (maximum operational temperature: up to 200°C)

N30AH/N33AH/N35AH (maximum operational temperature: up to 230°C)

Outstanding products:

High performance: N52/N48M/48SH/42UH/38EH/33AH

High working temperature: AH series with 40 kOe super-high coercive force can replace SmCo magnets successfully

High consistency: CPK of Br and Hcj are much higher than 1.67 consistency of surface magnetic field and magnetic flux can be controlled with ±1%

High anti-corrosion: sale spray test and humid heat test of high anti-corrosion coating can be more than 1,000 hours

Applications:

Loudspeakers, motor assemblies, windmill, home appliance, acoustics, communication equipment, toys, cars, servos, steps, DC, linear motors and microphones