NdFeb Ring Magnet Widely Used in Speakers Earphones and Other Audio Equipment

Price: 0.1~10.0 USD
Trade Term: FOB
Payment Terms: T/T,L/C
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Basic Info.
  • Application: Industrial Magnet 
  • Shape: Others 
  • Type: Permanent 
  • Composite: NdFeB Magnet 
  • Brand Name: Canphia Magnet 
  • Model No.: NdFeB Magnet 
  • Place of Origin: Zhejiang  
  • Min.Order: 1000 Piece/Pieces
  • Means of Transport: Ocean, Air
Supply Capacity
  • Production Capacity: 1000000pcs/month
  • Packing:carton
  • Delivery Date: 15-30days
 Specifications/Special Features:
  • Product name: ring magnet, magnet ndfeb, and neodymium
  • Widely used in speakers, earphones, sound emitters, and other audio products
  • Features:
    • φ3 up to 220mm
    • High grade can be used, such as N38SH, N38, N42, N45, N40H, N42H, and N52
    • Max. working temperature: 250 degree Celsius
    • Coating: Zn, Ni, Ni-Cu-Ni, or gold
    • Product Description
      The magnets we produce are NdFeB magnets, which consist of the metal elements Neodymium, Iron, and Boron. They are the third generation of permanent magnets which have the highest performance. The finished products can be processed to be block, strip, disk, ring, cylinder, bar coil and can be coated or plated Zinc (color zinc, black zinc), Nickel (single nickel, double nickel, and nickel-copper-nickel), gold-plated and coated epoxy, etc.
      Once the magnets are inquired, their shapes, size, grade (like N35, N38, N40, N42...), coating, quantity, magnetized direction must be included. We are looking forward to your inquiry.

      typeResidual lndurtion
      Br(KGs)
      Coereive Foree
      bHe(KOe)
      Intrinsic coereive
      Force iGe(KOe)
      Squareness
      (Hk/iHe)
      Max. Energy Product
      (BH)max. (MGOe)
      Max. Openating
      Temp. (C)
      Density
      (g/cm)
      N3511.7-12.310.7-12.0≥ 12≥ 0.8533-3680≥ 7.40
      N3812.1-12.711.1-12.4≥ 12≥ 0.8536-3980≥ 7.40
      N4012.5-13.211.5-12.8≥ 12≥ 0.8538-4180≥ 7.40
      N4212.9-13.511.5-13.2≥ 12≥ 0.8540-4380≥ 7.40
      N4513.3-13.911.5-13.6≥ 11≥ 0.8543-4680≥ 7.40
      N4813.7-14.311.5-14.0≥ 11≥ 0.8546-4980≥ 7.40
      N5014.1-14.911.5-14.0≥ 11≥ 0.8549-5180≥ 7.40
      33M11.3-11.910.3-11.6≥ 14≥ 0.8531-33100≥ 7.40
      35M11.7-12.310.7-12.0≥ 14≥ 0.8533-36100≥ 7.40
      38M12.1-12.711.1-12.4≥ 14≥ 0.8536-39100≥ 7.40
      40M12.5-13.211.5-12.8≥ 14≥ 0.8538-41100≥ 7.40
      42M12.9-13.511.9-13.2≥ 14≥ 0.8540-43100≥ 7.40
      45M13.3-13.912.3-13.6≥ 14≥ 0.8543-46100≥ 7.40
      48M13.7-14.312.8-14.1≥ 14≥ 0.8546-49100≥ 7.40
      30H10.9-11.59.9-11.2≥ 17≥ 0.8528-31120≥ 7.40
      33H11.3-11.910.3-11.6≥ 17≥ 0.8531-34120≥ 7.40
      35H11.7-12.310.7-12.0≥ 17≥ 0.8533-36120≥ 7.40
      38H12.1-12.711.1-12.4≥ 17≥ 0.8536-39120≥ 7.40
      40H12.5-13.211.5-12.8≥ 17≥ 0.8538-41120≥ 7.40
      42H12.9-13.511.9-13.2≥ 17≥ 0.8540-43120≥ 7.40
      45H13.3-13.912.5-13.8≥ 17≥ 0.8543-46120≥ 7.40
      27SH10.5-11.19.5-10.8≥ 20≥ 0.8525-28150≥ 7.40
      30SH10.9-11.59.9-11.2≥ 20≥ 0.8528-31150≥ 7.40
      33SH11.3-11.910.3-11.6≥ 20≥ 0.8531-34150≥ 7.40
      35SH11.7-12.310.7-12.0≥ 20≥ 0.8533-36150≥ 7.40
      38SH12.1-12.711.1-12.4≥ 20≥ 0.8536-39150≥ 7.40
      40SH12.5-13.211.5-12.8≥ 20≥ 0.8538-41150≥ 7.40
      42SH12.9-13.511.9-13.2≥ 20≥ 0.8540-43150≥ 7.40
      25UH10.1-10.79.1-10.4≥ 25≥ 0.8523-26180≥ 7.40
      27UH10.5-11.19.5-10.8≥ 25≥ 0.8525-28180≥ 7.40
      30UH10.9-11.59.9-11.2≥ 25≥ 0.8528-31180≥ 7.40
      33UH11.3-11.910.3-11.6≥ 25≥ 0.8531-34180≥ 7.40
      35UH11.7-12.310.7-12.0≥ 25≥ 0.8533-36180≥ 7.40
      38UH12.1-12.911.1-12.6≥ 25≥ 0.8536-39180≥ 7.40
      40UH12.5-13.311.5-13.0≥ 25≥ 0.8538-41180≥ 7.40
      23EH9.7-10.38.7-10.0≥ 30≥ 0.8521-24200≥ 7.40
      25EH10.1-10.79.1-10.4≥ 30≥ 0.8523-26200≥ 7.40
      27EH10.5-11.19.5-10.8≥ 30≥ 0.8525-28200≥ 7.40
      30EH10.9-11.59.9-11.2≥ 30≥ 0.8528-31200≥ 7.40
      33EH11.3-11.910.3-11.6≥ 30≥ 0.8531-34200≥ 7.40
      35EH11.7-12.310.7-12.0≥ 30≥ 0.8533-36200≥ 7.40
      38EH12.1-12.911.1-12.6≥ 30≥ 0.8536-39200≥ 7.40
                    NdFeb Ring Magnet Widely Used in Speakers Earphones and Other Audio Equipment
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Jingqiu Magnetic Electric Co.,LTD
No 1299 East Yinxian dadao, Yinzhou District, Ningbo, Zhejiang, China (Mainland) / 315104
Fax: 86-574-56708384
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