disc speaker magnet
1. Various kinds of Neodymium magnet
2. Best quality and best price
3. Short lead time and all-round
disc speaker magnet
Magnet (NdFeB magnet) is made from Neodymium Iron, Boron and some other transitive metallic elements to make it strong
1. General features
1.) Grades:N33,N35,N38,N40,N42,N45,N48,N50,N52, (M, H, SH, EH, UH )
2.) Coatings: Ni, Ni-Cu-Ni, Zn, white-blue Zn, Expoy, Gold, and etc.
3.) Sizes: according to your requirments
4.) Shapes: disc,cylinder,sphere,block ,ring ,tile, arc, and etc.
5.) High magnetic performance (Br: 11,000 to 14,500 Gs,Hci: 11,000 to 30,000 Oe, BHmax: 35 to 50MGOe )
6.) Maximum working temperature: 80 to 200 degrees C
Technical Parameter For Sintered Ndfeb Magnet | |||||||||
Matrial | Remanence | Coercive | Max Energy Product | Working Tem. | |||||
code | Br | bHc | jHc | (BH)max | |||||
kGs | T | kOe | kA/m | kOe | kA/m | mGOe | Kj/m³ | ||
N35 | 11.7-12.2 | 1.17-1.22 | 10.5-11.2 | 836-891 | 12 | 955 | 33-35 | 263-279 | 80 |
N38 | 12.2-12.6 | 1.22-1.26 | 10.5-11.2 | 836-891 | 12 | 955 | 35-38 | 279-302 | 80 |
N42 | 13.0-13.3 | 1.30-1.33 | 10.5-11.2 | 836-891 | 12 | 955 | 40-42 | 318-334 | 80 |
N48 | 13.7-14.1 | 1.37-1.41 | 10.2-10.8 | 812-859 | 11 | 875 | 45-48 | 358-382 | 80 |
N38M | 12.2-12.6 | 1.22-1.26 | 10.8-11.5 | 859-915 | 14 | 1114 | 35-38 | 279-302 | 100 |
N40M | 12.6-13 | 1.26-1.30 | 10.8-11.5 | 859-915 | 14 | 1114 | 38-40 | 302-318 | 100 |
N38SH | 12.2-12.6 | 1.22-1.26 | 10.8-11.5 | 859-915 | 20 | 1592 | 35-38 | 279-302 | 150 |
N40SH | 12.6-13 | 1.26-1.30 | 10.8-11.5 | 859-915 | 20 | 1592 | 38-40 | 302-318 | 150 |
N30UH | 10.8-11.4 | 1.08-1.14 | 10.0-10.6 | 796-844 | 25 | 1989 | 28-30 | 223-239 | 180 |
N30EH | 10.8-11.4 | 1.08-1.14 | 10.0-11.6 | 796-844 | 30 | 2387 | 28-30 | 223-239 | 200 |
2. Applications of the Neodymium magnets (Ndfeb Magnet)
1.) Electro-Acoustic Field: Receiver, Speaker, Microphone, Audio alarm stage, Loudspeaker
2.) Motor Field: Voice coil motor (VCM), CD/DVD-ROM, Generator, Vibration Motor, Brushless Motor, Vehicle Motor
3.) Electronics: watt-hour meter, count table, Pressure meter, Energy meter
4.) Machinery Equipments: Valve, Magnetic separator, NC machine tool, De-ironing separator, Magnetic drive pump, Magnetic Suspension System
5.) Medical Care: Magnet Therapy device, Nuclear Magnetic Resonance, Magnet Jewelry
6.) Others: Toy magnet, Bag magnet, Craft Gift Package
3. Trading Conditions
1.) Sample: We can provide some samples for free to test, you just need pay for the express fee for the samples.
2.) Delivery date: Within 10-12 days after receipt the 30% payment in advance.
3.) Shipment terms: there are three shipping methods, one is by air, one is by sea, and another one is by express, including DHL, UPS, EMS, Fedex, TNT and so on.
4.) Packing methods: demagnetize packing box (for Air and Express) and normal packing box for sea.
4. Certifications
Our enterprise has passed SGS approve ISO9001:2000 Quality System Certificate, and ISO14000 Environment System Authentication, if need, we could provide Certificate Paper.If you are interested in our permanent NdFeB DISC speaker Magnet,please contact us.
.jpg)
