Dongguan Vision Plastics Magnetoelectricity Technology Co., Ltd.
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NiCuNi Coating Rare Earth Ring Magnets N52 Permanent Ndfeb Magnet
Permanent NdFeB Rare Earth Ring Magnets For Speaker / Electromotor / Generator
Permanent NdFeB Neodymium magnets widely application:
1: Electro-acoustic: loudspeaker, headphone, earphone, stage sound device, alarm, microphone
2: Electric products: permanent magnetic actuator, vacuum circuit breaker, magnetic relay, watt-hour meter, water meter, sensor, reed switch
3: Motor areas: VCM, DVD-ROM, generator, electromotor, DC motor, linear motor
4: Mechanical equipment: magnetic separator, magnetic holder
5: Health care: nuclear magnetic resonance spectrometer, medical apparatus and instruments
Rare earth Neodymium magnet (NdFeB) is a high performance permanent magnet, which is produced by Neodymium Iron, Boron and some other rare earth elements, as the strongest permanent magnets discovered up to now, is preferred by permanent magnetic devices, due to its highly cost-effective performance based on rich rare-earth resources, manufacture in large scale and technology development. it has a wide variety of applications on the motors, generators and couplings due to its high energy and reasonable price.
| Product | Permanent NdFeB Rare Earth Ring Magnets For Speaker / Electromotor / Generator |
| Shape | Ring (Sintered NdFeB magnets shape can customized) |
| Material | NdFeB (Neodymium Iron Boron) |
| Coating | Ni-Cu-Ni, Nickel, Zn, Gold, Silver, Copper etc. |
| Tolerance in size | +/-0.05mm or +/-0.1mm |
| Magnetization direction | Thickness, Length, axially, diameter, radially, multipolar |
| Grade | N33-N52;N33M-N50M;N33H-N48H; N30SH-N45SH;N30UH-N40UH; N28EH-N38EH,N28AH-N35AH |
| Br(kgs) | N35(11.8-12.2);N52(14.4-14.8);N35M(11.8-12.2);N30H(10.8-11.3); N30SH(10.8-11.2); N30UH(10.8-11.2); U30EH(10.8-11.2) |
| Hcj(ka/m) | N35≥955; N52≥876; N30SH≥1353; N33AH≥2785 |
| TW(degrees celsius) | N35≤80; N52≤70; N30SH≤150; N33AH≤240 |
| Application | NdFeB neodymium rare earth permanent magnets are widely use in many different area, such as motors, sensor, speaker, rotors, alarm, microphone, wind turbines/wind generators, magnetic hooks, magnetic holder, filters automobiles and so on |
| MOQ | Samples could be offered |
| Delivery time | 3 to 10 days for sample, 10 to 30 days for order. (According to the stock information) |
| Certification | ROHS, SGS, ISO9001 |
In order to quote the best price to you in timely, please kindly provide the following information when you send the inquiry:
Plating Characteristics:
Magnetization direction:
More Shapes:
What’s the payment we accept?
For small order: T/T, Western Union, Paypal, Escrow. Need full payment in advance.
For big order: T/T, L/C, D/P, D/A, Western Union, Escrow. 30% deposit in advance, 70% payment before shipping.
What’s the MOQ?
10pcs, 100pcs, 500pcs, 50000pcs, 500000pcs etc, depend to the different size, item, design and process.
Sample order is accepted.
What’s the delivery time?
5 to 30 days, according to the quantity, stock information and your special request, will give the accurate delivery time when you contact us.
How can i contact you?
Here is the contact information, please feel free to contact us in anytime, we will try to reply you within 24 hours.