Product Description :
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Description | radial neodymium ring magnet D40 * d20 * h4 mm | ||
1.Material | Neodymium-Iron-Boron Mainly contains | ||
2.Working Temperature | Magnet Grade | Max. Working Temperature | |
N35-N50 | 80°C (176°F) | ||
35M- 48M | 100°C (212°F) | ||
35H-45H | 120°C (248°F) | ||
35SH-45SH | 150°C (302°F) | ||
28UH-38UH | 180°C (356°F) | ||
28EH-35EH | 200°C (392°F) | ||
28AH-33AH | 220°C (428°F) | ||
3.Magnet Shape | Ring, Round, Cylinder, radial neodymium ring magnet D40 * d20 * h4 mm, other Custom Design. | ||
4.Magnet Coating | All neodymium ring magnet oxidize rapidly when exposed, so an anti-corrosive coating (usually electroplating) is used to extend their working life. such as neodymium ring magnet with Ni, Zn, gold, copper, epoxy, chemical, parylene etc. | ||
5. Performance advantages | Depending on advanced R&D center, Quality control team and professional machining technicians, High intrinsic coercive force (up to 35KOe) and energy product (up to 55MGOe), the maximum working temperature of 220 degrees. | ||
6.Application | neodymium ring magnet are widely used in many fields, such as motors, sensors, microphones, wind turbines, wind generators, VCMs in hard disk drives, printer, switchboard, loudspeakers, magnetic separation, magnetic hooks, magnetic holder, magnetic chuck, radial neodymium ring magnet D40 * d20 * h4 mm, common daily use, etc. | ||
7.Price Advantage | Because of an excellent and efficient management system, the very competitive neodymium ring magnet price is 5-10% cheaper than industry average. | ||
8.Delivery Advantage | 1.Sample Express | 1. Sampling time: in 1 or 2 weeks. | |
2. Via TNT, UPS, FedEx, DHL Express, etc. | |||
3. Quality Inspection Report if you need. | |||
2.Bulk Shipment | 1. Quicker than industry average 3 days. | ||
2. Ningbo/Shanghai, convenient. | |||
3. Sea & air shipping, fine packaging. | |||
9.Other Tips | You should be extremely careful when install neodymium ring magnet, as they can easily pinch fingers. Not for Kid, the neodymium magnet is very dangerious, please keep kids away. | ||
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FAQ :
1.Q:Are you a factory or trading company?
A: We are a factory about neodymium ring magnet.
2.Q:Where is your factory located? How can I visit there?
A: Our factory is located in Ningbo City, China.You can fly to Ningbo/Hangzhou airport directly.
All our clients, from home or abroad, are warmly welcome to visit us!
3.Q:How can I get some samples?
A: We are honored to offer you samples about neodymium ring magnet.
4.Q:How does your factory do regarding quality control?
A: Quality is priority. we always attach great importance to quality controlling from the very beginning
to the very end. Our factory has gained RoHS, ISO/TS 16949 authentication about neodymium ring magnet.
Contact :
Skype: hsienfengsue1988
Mobile: 0086-13291973116
Send: sales5 at
If you have interest in neodymium ring magnet, pls don't hesitate to contact us, we will try
our best to meet your requirement.Thanks in advance.