Neodymium Motor Magnets, Arc Shape with Nickel Coating

Model NO.: Neodymium magnet Shape: Arc Grade: N35h N38h N45h N35sh N38sh Type: Permanent Tolerance: +/-0.1mm Transport Package: Packages for Sea /Air Shipping Are Both Available HS Code: 85051190 Application: Industrial Magnet, Motor Magnet Coating: Ni, Zn, Cu, Black Ni, Gold, Silver Material: Neodymium & NdFeB Size: Customer Requirements Trademark: HS MAG Origin: China
NdFeB Magnet Product Information 
 

Description:		Ndfeb Magnet
Material:		Neodymium-Iron-Boron
Product Name:		Ndfeb Magnets,Sintered Rare Earth Magnets,Neodymium-Iron-Boron Magnets,Permanent Magnets
Working Temperature:		Grade	Temperature
		N28,N30,N35,N38,N40,N42,N45,N48	80ºC
		N50,N52,N55	60ºC
		N30M,N33M,N35M,N38M,N40M,N42M,N45M,N48M,N52M	100ºC
		N28H,N30H,N33H,N35H,N38H,N40H,N42H,N45H,N48H,N50H	120ºC
		N28SH,N30SH,N33SH,N35SH,N38SH,N40SH,N42SH,N45SH,N48SH	150ºC
		N28UH,N30UH,N33UH,N35UH,N38UH,N40UH,N42UH	180ºC
		N28EH,N30EH,N33EH,N35EH,N38EH	200ºC
		N28AH,N30AH,N33AH	200ºC
Magnet Shape:		Disc,Cylinder,Block,Ring,Countersunk,Segment,Trapezoid and Irregular shapes and more.Customized shapes are available
Magnet Coating:		Ni-Cu-Ni,Zn,Au,Ag/silver,Epoxy,Passivated, Phosphate,etc
Features:		The most powerful Permanent Magnet, offers a great return for cost & performance, have the highest field/surface strength(Br), high coercivity(Hc), can be easily formed into various shapes and sizes. Be reactive with moisture and oxygen,usualy supplied by plating (Nickel, Zinc, Passivatation, Epoxy coating, etc.).
Applications:		Sensors,motors,filter automobiles,magnetics holders,loudspeakers,wind generators, medical equipments, etc.

Magnetic Characteristics and Physical Properties of Sintered NdFeB

Grade	Remanence		Coercive Force		Intrinsic Coercive force		Max Energy Product		Highest Work temperature
	Br		Hcb		Hci		(BH) max
	T	KGs	KOe	KA/m	KOe	KA/m	MGOe	KJ/m	ºC
N35	1.16-1.22	11.6-12.2	11	876	12	955	33-36	263-287	80
N38	1.22-1.27	12.2-12.7	11	876	12	955	36-39	287-310	80
N40	1.25-1.31	12.5-1.31	11	876	12	955	38-41	303-326	80
N42	1.28-1.34	12.8-13.4	11	876	12	955	40-43	318-342	80
N45	1.32-1.38	13.2-13.8	11	876	12	955	43-46	342-366	80
N48	1.37-14.3	13.7-14.3	10.5	836	11.5	915	46-49	366-390	80
N50	1.40-1.46	14.0-14.6	10.5	836	11.5	915	48-51	382-406	80
N52	1.43-1.49	14.3-14.9	10.5	836	11.5	915	50-53	398-422	80
N30M	1.08-1.14	10.8-11.4	9.8	780	14	1114	28-31	223-247	100
N33M	1.14-1.18	11.4-11.8	10.3	820	14	1114	31-33	247-263	100
N35M	1.6-1.22	11.6-12.2	10.6	845	14	1114	33-36	263-287	100
N38M	1.23-1.27	12.3-12.7	11	876	14	1114	38-41	303-326	100
N40M	1.25-1.31	12.5-13.1	11.5	912	14	1114	38-41	303-326	100
N42M	1.28-1.34	12.8-13.4	11.8	938	14	1114	40-43	318-342	100
N45M	1.32-1.38	13.2-13.8	12.2	976	14	1114	43-46	342-366	100
N48M	1.37-1.43	13.7-14.3	12.7	1012	13.5	1075	46-49	366-390	100
N50M	1.40-1.46	14.0-14.6	13	1035	13.5	1075	48-51	382-406	100
N35H	1.16-1.22	11.6-12.2	10.6	845	17	1353	33-36	263-287	120
N38H	1.21-1.27	12.1-12.7	11.1	886	17	1353	36-39	287-310	120
N40H	1.25-1.31	12.5-13.1	11.5	912	17	1353	38-41	303-326	120
N42H	1.28-1.34	12.8-13.4	11.8	938	16.5	1313	40-43	318-342	120
N45H	1.32-1.38	13.2-13.8	12.2	976	16	1274	43-46	342-366	120
N30SH	1.07-1.14	10.7-11.4	9.7	772	20	1592	28-31	223-247	150
N33SH	1.22-1.19	1.14-1.18	10.2	816	20	1592	31-34	247-271	150
N35SH	1.16-1.22	11.6-12.2	10.6	845	20	1592	33-36	263-287	150
N38SH	1.21-12.7	12.1-12.7	11.1	886	20	1592	36-39	278-310	150
N40SH	1.25-1.31	12.5-13.1	11.5	912	20	1592	38-41	302-326	150
N42SH	1.28-1.34	12.8-13.4	11.8	938	20	1592	40-43	318-342	150
N30UH	1.07-1.14	10.7-11.4	9.7	772	25	1990	28-31	223-247	180
N33UH	1.12-1.19	11.2-11.9	10.2	816	25	1991	31-34	247-271	180
N35UH	1.16-1.22	11.6-12.2	10.6	845	24	1910	33-36	263-287	180
N38UH	1.21-1.27	12.1-12.7	11.1	886	24	1910	36-39	287-310	180
N30EH	1.07-1.14	10.7-11.4	9.7	772	30	2388	28-31	223-247	200
N33EH	1.12-1.19	11.2-11.9	10.2	816	30	2388	31-34	247-271	200
N35EH	1.16-1.22	11.6-12.2	10.6	845	30	2388	33-36	263-287	200

Physical Properties of Sintered NdFeB Material

Properties					Unit	Parameter
Curie Point					ºC	310-340
((Br)/ (%/K)Temp.Coeff.of Br					%ºC	-0.08 ~ - 0.12
(β(Hcj/%/K)Temp.Coeff.of Hcj					%ºC	-0.42 ~ -0.70
Density					g/cm3	≥7.3
Vickers Hardness					Hv	600
Bending strength					Mpa	250
Tensile strength					Mpa	80
Compressive strengt					Mpa	1050
Electrical resistivity					μΩcm	150
Thermal conductivity					W/(m.ºC)	6 ~8

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Product Categories : Motor Magnet