Block NdFeB Magnet N40,rare earth magnet,NdFeB large block Magnet

Descriptions

NdFeB (neodymium Iron Boron) magnet is the third generation of rare-earth permanent magnet, named "king magnet" for its great performance and competitive price. It's widely used in modern industry and electronic technology.

1.N35-33AH 2.Coating: Ni-Cu-Ni, Zn, epoxy, etc. 3.Size made by customers' requirements 4.Short lead time

Performance range of products:

• Surface Gauss>5000Gs

• Br: 10.4 to 14.3KGs

• Hcj: 11 to 35Koe

• BHmax: 26 to 53MGOe

• Working Temperature: 80°C-220°C

 

Applications

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

Magnetic properties of Neodymiummagnets

Grade	Br		Hcb		Hcj		(BH)max		Density	Curie Temp	Working Temp
	mT	kGs	kA/m	kOe	kA/m	kOe	kJ/m3	MGOe	g/cm3	℃	℃
N35	1180-1230	11800-12300	≥868	≥10900	≥955	≥12000	263-287	33-36	7.45	310	≤80
N38	1220-1280	12200-12800	≥899	≥11300	≥955	≥12000	287-310	36-39
N40	1250-1310	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	1380-1420	13600-14200	≥836	≥10500	≥876	≥11000	358-390	45-48
N50	1400-1450	13900-14500	≥836	≥10500	≥876	≥11000	374-406	47-51
N52	1430-1480	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