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Neodymium Magnets

۩ Neodymium Magnets Data

۩ Neodymium Magnets

۩ Magnetic Assembly

Neodymium Magnets Data

۞ NdFeB Series Magnetic Property

NdFeB Series Magnetic Property

		Br		Hcb	Hcj	(BH)max		TW^* "L/D=0.7"
		T kGs		kA/m kOe	kA/m kOe	kJ/m² MGOe		TW^* "L/D=0.7"
		Max	Min	kA/m kOe	kA/m kOe	Max	Min	°C
1	N52	1.48	1.44	≥876	≥955	414	394	≤80
1	N52	14.8	14.4	≥10.5	≥12.0	52	49.5	≤80
2	N50	1.45	1.41	≥876	≥955	398	382	≤80
2	N50	14.5	14.1	≥10.5	≥12.0	50	48	≤80
3	N48	1.42	1.36	≥876	≥955	382	358	≤80
3	N48	14.2	13.6	≥11.0	≥12.0	48	45	≤80
4	N45	1.37	1.33	≥876	≥955	358	342	≤80
4	N45	13.7	13.3	≥11.0	≥12.0	45	43	≤80
5	N42	1.33	1.29	≥876	≥955	334	318	≤80
5	N42	13.3	12.9	≥11.0	≥12.0	42	40	≤80
6	N40	1.29	1.26	≥876	≥955	318	303	≤80
6	N40	12.9	12.6	≥11.0	≥12.0	40	38	≤80
7	N38	1.26	1.22	≥876	≥955	303	287	≤80
7	N38	12.6	12.2	≥11.0	≥12.0	38	36	≤80
8	N35	1.21	1.17	≥876	≥955	279	263	≤80
8	N35	12.1	11.7	≥11.0	≥12.0	35	33	≤80
9	N50M	1.45	1.41	≥907	≥1114	398	382	≤100
9	N50M	14.5	14.1	≥11.4	≥14.0	50	48	≤100
10	N48M	1.42	1.36	≥907	≥1114	382	358	≤100
10	N48M	14.2	13.6	≥11.4	≥14.0	48	45	≤100
11	N45M	1.37	1.33	≥907	≥1114	358	334	≤100
11	N45M	13.7	13.3	≥11.4	≥14.0	45	42	≤100
12	N42M	1.33	1.29	≥907	≥1114	334	318	≤100
12	N42M	13.3	12.9	≥11.4	≥14.0	42	40	≤100
13	N40M	1.29	1.26	≥907	≥1114	318	303	≤100
13	N40M	12.9	12.6	≥11.4	≥14.0	40	38	≤100
14	N38M	1.26	1.22	≥907	≥1114	303	287	≤100
14	N38M	12.6	12.2	≥11.4	≥14.0	38	36	≤100
15	N35M	1.21	1.17	≥892	≥1114	279	263	≤100
15	N35M	12.1	11.7	≥11.2	≥14.0	35	33	≤100
16	N48H	1.42	1.36	≥907	≥1353	382	358	≤120
16	N48H	14.2	13.6	≥11.4	≥17.0	48	45	≤120
17	N45H	1.37	1.33	≥907	≥1353	358	342	≤120
17	N45H	13.7	13.3	≥11.4	≥17.0	45	42	≤120
18	N42H	1.33	1.29	≥907	≥1353	334	318	≤120
18	N42H	13.3	12.9	≥11.4	≥17.0	42	40	≤120
19	N40H	1.29	1.26	≥907	≥1353	318	303	≤120
19	N40H	12.9	12.6	≥11.4	≥17.0	40	38	≤120
20	N38H	1.26	1.22	≥907	≥1353	303	287	≤120
20	N38H	12.6	12.2	≥11.4	≥17.0	38	36	≤120
21	N35H	1.21	1.17	≥806	≥1353	279	263	≤120
21	N35H	12.1	11.7	≥10.8	≥17.0	35	33	≤120
22	N45SH	1.37	1.33	≥907	≥1592	358	334	≤150
22	N45SH	13.7	13.3	≥11.4	≥20.0	45	42	≤150
23	N42SH	1.33	1.29	≥907	≥1592	334	318	≤150
23	N42SH	13.3	12.9	≥11.4	≥20.0	42	40	≤150
24	N40SH	1.29	1.26	≥907	≥1592	318	303	≤150
24	N40SH	12.9	12.6	≥11.4	≥20.0	40	38	≤150
25	N38SH	1.26	1.22	≥907	≥1592	303	287	≤150
25	N38SH	12.6	12.2	≥11.4	≥20.0	38	36	≤150
26	N35SH	1.21	1.17	≥860	≥1592	279	263	≤150
26	N35SH	12.1	11.7	≥10.8	≥20.0	35	33	≤150
27	N33SH	1.17	1.14	≥820	≥1592	263	239	≤150
27	N33SH	11.7	11.4	≥10.3	≥20.0	33	30	≤150
28	N42UH	1.33	1.29	≥907	≥1990	326	318	≤180
28	N42UH	13.3	12.9	≥11.4	≥25.0	42	40	≤180
29	N40UH	1.29	1.26	≥907	≥1990	318	303	≤180
29	N40UH	12.9	12.6	≥11.4	≥25.0	40	38	≤180
30	N38UH	1.26	1.22	≥907	≥1990	303	287	≤180
30	N38UH	12.6	12.2	≥11.4	≥25.0	38	36	≤180
31	N35UH	1.21	1.17	≥860	≥1990	279	263	≤180
31	N35UH	12.1	11.7	≥10.8	≥25.0	35	33	≤180
32	N33UH	1.17	1.14	≥820	≥1990	263	239	≤180
32	N33UH	11.7	11.4	≥10.3	≥25.0	33	30	≤180
33	N38EH	1.26	1.22	≥915	≥2388	303	287	≤200
33	N38EH	12.6	12.2	≥11.5	≥30.0	38	36	≤200
34	N35EH	1.21	1.17	≥860	≥2388	279	263	≤200
34	N35EH	12.1	11.7	≥10.8	≥30.0	35	33	≤200
35	N33EH	1.17	1.14	≥820	≥2388	263	239	≤200
35	N33EH	11.7	11.4	≥10.3	≥30.0	33	30	≤200
36	N30EH	1.14	1.08	≥804	≥2388	239	223	≤200
36	N30EH	11.4	10.8	≥10.1	≥30.0	30	28	≤200
37	N30AH	1.12	1.08	≥780	≥2706	239	223	≤230
37	N30AH	11.2	10.8	≥9.8	≥34.0	30	28	≤230
38	N28AH	1.08	1.04	≥780	≥2706	223	207	≤230
38	N28AH	10.8	10.4	≥9.8	≥34.0	28	26	≤230

Note:Working temperature is tested under 20°C± 2°C,the inevitable loss of magnetic force is no more than 5%

۞ Typical Physical Properties

Typical Physical Properties

Parameter	Unit	Standard Data
Curie Temperature	°C	310 ~ 380
Maximum Operating Temperature	°C	80 ~ 200
Hardness	Hv	620
Electrical Resistivity	Ω.cm	1.8x10^-4 ~ 2.0x10^-4
Density	g/cm³	7.5 ~ 7.65
Recoil Permeability		1.05
Magnetization Field Strength	kOe kA/m	≥30 ≥2400
Bending Strength	Mpa	295 ~ 345
Temp. Coefficient of Br	%/°C	-0.11 ~ -0.12
Temp. Coefficient of Hcj	%/°C	-0.5 ~ -0.7

۞ Directions Of Magnetization

۞ Surface Protection

۞ Dimension Range

۞ Magnetic Property Distribution Chart

۞ Demagnetization Curve

۞ HAST Experiment Results Comparison Same Condition