40x20x5 Magnetic Materials Neodymium Magnets NdFeB Strongest China Manufacturer Neodymium Permanent Magnet Custom Ring Magnets

40x20x5 Magnetic Materials Neodymium Magnets NdFeB Strongest China Manufacturer Neodymium Permanent Magnet Custom Ring Magnets

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≥100 Pieces

US $0.5

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Brand Name:: MQ

Model Number:: N35

Material:: NeFeB Magnet

Coating:: NI-cu-ni

Size:: custom made

Delivery time:: 10-15days

Magnetism direction:: Axial

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Tolerance:: ±1%

Grade:: ndfeb

Place of Origin:: Guangdong, China

Brand Name:: MQ

Model Number:: N35

Material:: NeFeB Magnet

Coating:: NI-cu-ni

Size:: custom made

Delivery time:: 10-15days

Magnetism direction:: Axial

Product Description

Magnetization Direction	Axial or Diametral
Material	NdFeB
Shape	Ring
Outer Diameter	Min 1mm-Max 220mm
Inner Diameter	Min 0.6mm-Max 80mm
Thickness	Min 0.5mm-Max 50mm
Tolerance	+/- 0.1 mm
Coating	Nickel (Ni-Cu-Ni) Zn Gold Silver Epoxy Parylene Teflon Other

Magnetization Direction

Specifications 1. Materials: Sintered Neodymium-Iron-Boron; 2. Magnetic properties: High coercive force, the max curie temp is up to 200 degree centigrade or 380 curie temperature; 3. Shapes and size: Disc (Cylinder), Block, Ring, Countersunk, Segment and more, trapezoid, irregular shape, customized shapes are available; 4. Coatings: Ni, Zn, Ni-Cu-Ni, Gold, Copper, Epoxy, Aurum, Silver and so on; 5. Magnetization direction: according to customer's requirements; 6. Technology: Utilizes new Sintered NdFeB magnet techniques and equipment such as strip casting, HDDR technology; 7. Applications: motors, sensors, microphones, wind turbines, wind generators, VCM, printer, switchboard, loudspeakers, magnetic separation, magnetic hooks, magnetic holder, magnetic chuck, Computer rigid disc drives and so on

Grade	Br			Hcb			Hcj			(BH)max	Working Temp
Grade		mT	Gs	kA/m	Oe	kA/m	Oe	kJ/m3	MGOe	℃
N35	1180-1230	11800-12300	≥868	≥10900	≥955	≥12000	263-287	33-36	≤80
N38	1220-1280	12200-12800	≥899	≥11300	≥955	≥12000	287-310	36-39
N40	1260-1310	12600-13100	≥923	≥11600	≥955	≥12000	302-326	38-41
N42	1280-1340	12800-13400	≥923	≥11600	≥955	≥12000	318-342	40-43
N45	1320-1370	13200-13700	≥876	≥11000	≥955	≥12000	342-366	43-46
N48	1360-1420	13600-14200	≥836	≥10500	≥876	≥11000	358-390	45-48
N50	1390-1450	13900-14500	≥836	≥10500	≥876	≥11000	374-406	47-51
N52	1420-1480	14200-14800	≥796	≥10000	≥876	≥11000	390-422	49-53
N35M	1180-1230	11800-12300	≥868	≥10900	≥1114	≥14000	263-287	33-36	≤100
N38M	1220-1280	12200-12800	≥899	≥11300	≥1114	≥14000	287-310	36-39
N40M	1260-1310	12600-13100	≥923	≥11600	≥1114	≥14000	302-326	38-41
N42M	1280-1340	12800-13400	≥923	≥11600	≥1114	≥14000	318-342	40-43
N45M	1340-1390	13400-13900	≥876	≥11000	≥1114	≥14000	342-366	43-46
N48M	1360-1420	13600-14200	≥876	≥11000	≥1114	≥14000	366-390	46-49
N35H	1180-1230	11800-12300	≥868	≥10900	≥1353	≥17000	263-287	33-36	≤120
N38H	1220-1280	12200-12800	≥899	≥11300	≥1353	≥17000	287-310	36-39
N40H	1260-1310	12600-13100	≥923	≥11600	≥1353	≥17000	302-326	38-41
N42H	1280-1340	12800-13400	≥923	≥11600	≥1353	≥17000	318-342	40-43
N45H	1330-1390	13300-13900	≥923	≥11600	≥1353	≥17000	342-366	43-46
N48H	1360-1420	13600-14200	≥923	≥11600	≥1274	≥16000	366-390	46-49
N33SH	1140-1190	11400-11900	≥836	≥10500	≥1592	≥20000	247-270	31-34	≤150
N35SH	1180-1230	11800-12300	≥868	≥10900	≥1592	≥20000	263-287	33-36
N38SH	1220-1280	12200-12800	≥899	≥11300	≥1592	≥20000	287-310	36-39
N40SH	1260-1310	12600-13100	≥923	≥11600	≥1592	≥20000	302-326	38-41
N42SH	1280-1340	12800-13400	≥923	≥11600	≥1592	≥20000	318-342	40-43
N45SH	1330-1390	13300-13900	≥923	≥11600	≥1592	≥20000	342-366	43-46
N28UH	1030-1090	10300-10900	≥780	≥9800	≥1990	≥25000	207-231	26-29	≤180
N30UH	1090-1140	10900-11400	≥812	≥10200	≥1990	≥25000	223-247	28-31
N33UH	1130-1170	11300-11700	≥852	≥10700	≥1990	≥25000	247-263	31-33
N35UH	1180-1220	11800-12200	≥868	≥10900	≥1990	≥25000	263-287	33-36
N38UH	1220-1270	12200-12700	≥899	≥11300	≥1990	≥25000	287-310	36-39
N28EH	1030-1090	10300-10900	≥780	≥9800	≥2388	≥30000	207-231	26-29	≤200
N30EH	1080-1130	10800-11300	≥812	≥10200	≥2388	≥30000	223-247	28-31
N33EH	1130-1170	11300-11700	≥852	≥10700	≥2388	≥30000	247-263	31-33
N35EH	1180-1220	11800-12200	≥868	≥10900	≥2388	≥30000	263-287	33-36

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Note:

1. For this kindly of magnets, the minimum outer diameter size we can make is 1mm, inner diameter size is 0.6mm and height is
0.5mm,
the maximum outer diameter size we can make is 220mm, inner diameter size is 80mm, height is 50mm.

2. Most popular grade is N35, other grades can be customized according to your requirement.

3. Most popular coating is Zn and Nickel, other coating can be customized according to your requirement.
Other sizes can be customized according to your requirement.

40x20x5 Magnetic Materials Neodymium Magnets NdFeB Strongest China Manufacturer Neodymium Permanent Magnet Custom Ring Magnets

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