Product Name: Ring magnet
Place of Origin: Zhejiang, China (Mainland)
Application: speakers, loudspeakers, headphone, earphone, Electronics, etc
Ring magnet
1. Materials: Rare earth magnet
2. Certification: ISO9001: 2008
3. Magnetic properties: High coercive force, (BH)max from 33 to 53MGOe, max working Temperature up to 230° C.
4. Grades: N35, N38, N40, N42, N45, N48, N50, 35M, 38M, 40M, 42M, 45M, 48M, 35H, 38H, 40H, 42H, 45H, 30SH, 33SH, 35SH. 38SH, 40SH, 42SH, 28UH, 30UH, 33UH, 35UH, 38UH, 28EH, 30EH, 33EH, 35EH etc
5. Shapes: Ring or produce many shapes according to your request, Block, Sphere, Disc, Ring, Segment, Cylinder, Sheet and so on.
6. Sizes: R x r x H x Degree as per your request
7. Coatings: Metallic Zinc, Nickel, Nickel+Nickel, Copper+Nickel, Nickel+copper+Nickel, Gold, Organic Epoxy, Nickel+Epoxy coating and so on;
8. Applications: Widely used in loudspeakers, headphone, earphone, electronics, etc.
9. Parameters: Grade(property), Size(R x r x H x Degree) or Drawing, Coating, Quantity, etc.
10. Note: Our NdFeB arc magnet can produce as per your design, glad to give some suggestions if you need.
We provide a huge selection of Arc NdFeB Magnet commonly used in many loudspeakers.
1, Description for N35 Neodymium ring magnet(Sintered NdFeB):
Application for Ring-Speaker NdFeB Magnet
Mainly in Acoustic euipments, speakers, radios etc...
2, Performance for N35 Neodymium ring magnet(Sintered NdFeB):
Grade | Br | Hcj | BH(max) | Max Working temperature | |||
KGs | T | Koe | KA/m | MGOe | KJ/m3 | (Tw) | |
N52 | 1430-1480 | 14.3-14.8 | >=11 | >=876 | 50-53 | 398-422 | 80℃ |
N50 | 1400-1450 | 14.0-14.5 | >=11 | >=876 | 48-51 | 398-423 | 80℃ |
N48 | 1380-1420 | 13.8-14.2 | >=12 | >=955 | 46-49 | 366-390 | 80℃ |
N45 | 1320-1380 | 13.2-13.8 | >=12 | >=955 | 43-46 | 342-366 | 80℃ |
N42 | 1280-1320 | 12.8-13.2 | >=12 | >=955 | 40-43 | 318-342 | 80℃ |
N40 | 1250-1280 | 12.5-12.8 | >=12 | >=955 | 38-41 | 302-326 | 80℃ |
N38 | 1220-1250 | 12.2-12.5 | >=12 | >=955 | 36-39 | 287-310 | 80℃ |
N35 | 1170-1220 | 11.7-12.2 | >=12 | >=955 | 33-36 | 263-287 | 80℃ |
3, Picture for N35 Neodymium ring magnet(Sintered NdFeB):
Ningbo Xingde Magnet Co.,Ltd, locates in southern surburb of Ningbo, who is specialized in production of up to date magnetic material - NdFeB, and technology development. Our company has advanced manufacturing process and test equipments, outstanding technologist of management and administration. Now with more than 3500 square meter workshop and nearly 200 staffs, we own the ability of annual production of over 1000 ton high performance sintered NdFeB magnets.
Our company was established in 1992, and the various products of NdFeB permanent magnets have characteristic of high-energy, high corrective force and high induction. The company passed ISO9001:2008 quality management system certification. "Conscientiousness and responsibility makes the customers satisfactory." is the management aim of our enterprise.
Ningbo Xingde Magnet Co.,Ltd would offer various NdFeB magnetic products with high quality and competitive price sincerely of each customer.
