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Contact Us
Address:Room 406 NO.1 ZhongDa E-Business Park,XinChang Road 39 ,Haicang district,Xiamen,China 361026

Tel: +86-592-6518969
Mob: +8617720860720
Email: sales@magforever.com
Web: http://www.magnet-forever.com

Ring NDFEB Magnet

Magnetic Ring NdFeB Magnet

1. Dimension: Custom size 2. Type: Countersunk Ring Magnet 3. Usage: Packaging, Speaker......

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Magnetic Ring NdFeB Magnet

Product picture:
50pcs-10-x-3mm-Hole-3mm-N50-Strong-Ring-Magnet-D-Countersunk-Rare-Earth-Neodymium-Magnets.jpg

Product nameMagnetic Ring NdFeB Magnet
MaterialSintered NdFeb
Grade & working temperatureGradeMax. Operating Temperature
N35-N4580°C(176°F)
N48-N5260°C(160°F)
35M-50M100°C(212°F)
33H-48H120°C(248°F)
33SH-45SH150°C(302°F)
30UH-40UH180°C(356°F)
28EH-38RH200°C(392°F)
28AH-33AH220°C(428°F)

The max operating temp is up to 200-degree centigrade or 380 Curie temperature.


1) Grade: N33-N52, 33M-48M, 33H-48H, 30SH-45SH, 30UH-38UH and 30EH-35EH; 
2) Size: according to customers' request; 
Performance range of products:
 * Surface Gauss>5000Gs
 * Br: 10.4 to 14.3KGs
 * Hcj: 11 to 35Koe
 * BHmax: 26 to 53MGOe
 * Working Temp: 80°C-220°C 


The tolerance of the countersunk Ring Magnet: 
+/-0.05mm for small dimensions; 
+/-0.1mm for common specifications; 
+/-0.15mm for big blocks  

  
Surface treatment of the NdFeB Magnet:
20170616155318.png


Magnetizing of the Neodymium Magnet: 
magnetization_800.jpg

Application: sensors, motors, rotors, wind turbines, wind generators, loudspeakers, 
magnetic hooks, magnetic holder, filters automobiles and so on; 
Widely used in many fields, such as DC motors, rotors, sensors, wind turbines/wind generators, 
instruments, VCM, hard drives, loudspeakers, magnetic device & equipment, magnetic hooks, 
magnetic holder, magnet assemblies, magnetic filters, automobiles, magnetic coupling, MRI
(Magnetic Resonance Imaging) and so on.  



The common packing & certificate:

包装和证书.jpg
Regarding of Xiamen Magforever:
20170614170842.png



Buyer Guide
Grade, shape & size, tolerance, coating requirement, 
magnetize direction, quantity are necessary details for a good quotation. 
Please send us the drawing or special packing demand to make
things clear if the magnet would be particularly customized.  


Trading Conditions
1. Sample: Samples are available
2. Shipment terms: there are two shipping methods, one is by sea, 
and another is by express, including DHL(its priority), UPS, FedEx, TNT, etc. 
3. Packing methods: demagnetize packing box (for Air and Express)
and normal packing box for sea.  


Details: PCS/CTN, CTNS/PLT, CTNS/Wooden carton, PLTS/Container      



Feel free to contact us if any interests: 
Audrey Su
Mobile: 0086-17750708175
联系和FAQ.jpg

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