Physical Characteristics of Magnets

Note: The magnetic parameters and physical properties mentioned here are reference values and apply at room temperature.

Neodymium Magnets

The table below provides an overview of the physical properties of neodymium magnets. Here you can, among other things, sort magnets by their holding force, dimensions, and weight.

Material magnetization grade	Remanence		Coercivity				Energy product		Max. Temperature
	Br		bHc		iHc		(BxH)max		Max. Temperature
	kG	T	kOe	kA/m	kOe	kA/m	MGOe	kJ/m³	°C
N30	10.8-11.2	1.08-1.12	9.8-10.5	780-836	≥ 12	≥ 955	28-30	223-239	≤ 80
N33	11.4-11.7	1.14-1.17	10.3-11.0	820-876	≥ 12	≥ 955	31-33	247-263	≤ 80
N35	11.7-12.1	1.17-1.21	10.8-11.5	860-915	≥ 12	≥ 955	33-35	263-279	≤ 80
N38	12.2-12.6	1.22-1.26	10.8-11.5	860-915	≥ 12	≥ 955	36-38	287-303	≤ 80
N40	12.6-12.9	1.26-1.29	10.5-12.0	860-955	≥ 12	≥ 955	38-40	303-318	≤ 80
N42	12.9-13.2	1.29-1.32	10.8-12.0	860-955	≥ 12	≥ 955	40-42	318-334	≤ 80
N45	13.2-13.7	1.32-1.37	10.8-12.5	860-995	≥ 12	≥ 955	43-45	342-358	≤ 80
N48	13.7-14.2	1.37-1.42	10.8-12.5	860-995	≥ 12	≥ 955	45-48	358-382	≤ 80
N50	14.0-14.6	1.40-1.46	10.8-12.5	860-995	≥ 12	≥ 955	47-51	374-406	≤ 80
N52	14.2-14.7	1.42-1.47	10.8-12.5	860-995	≥ 12	≥ 955	48-53	380-422	≤ 80
N30M	10.8-11.2	1.08-1.12	9.8-10.5	780-836	≥ 14	≥ 1114	28-30	223-239	≤ 100
N33M	11.4-11.7	1.14-1.17	10.3-11.0	820-876	≥ 14	≥ 1114	31-33	247-263	≤ 100
N35M	11.7-12.1	1.17-1.21	10.8-11.5	860-915	≥ 14	≥ 1114	33-35	263-279	≤ 100
N38M	12.2-12.6	1.22-1.26	10.8-11.5	860-915	≥ 14	≥ 1114	36-38	287-303	≤ 100
N40M	12.6-12.9	1.26-1.29	10.8-12.0	860-955	≥ 14	≥ 1114	38-40	303-318	≤ 100
N42M	12.9-13.2	1.29-1.32	10.8-12.5	860-995	≥ 14	≥ 1114	40-42	318-334	≤ 100
N45M	13.2-13.7	1.32-1.37	10.8-13.0	860-1035	≥ 14	≥ 1114	43-45	342-358	≤ 100
N48M	13.7-14.2	1.37-1.42	10.8-12.5	860-995	≥ 14	≥ 1114	45-48	358-382	≤ 100
N50M	14.0-14.6	1.40-1.46	10.8-12.5	860-995	≥ 14	≥ 1114	47-51	374-406	≤ 100
N27H	10.2-10.6	1.02-1.06	9.5-10.1	756-804	≥ 17	≥ 1353	25-27	199-215	≤ 120
N30H	10.8-11.2	1.08-1.12	10.1-10.6	804-844	≥ 17	≥ 1353	28-30	223-239	≤ 120
N33H	11.4-11.7	1.14-1.17	10.3-11.0	820-876	≥ 17	≥ 1353	31-33	247-263	≤ 120
N35H	11.7-12.1	1.17-1.21	10.8-11.5	860-915	≥ 17	≥ 1353	33-35	263-279	≤ 120
N38H	12.2-12.6	1.22-1.26	10.8-11.5	860-915	≥ 17	≥ 1353	36-38	287-303	≤ 120
N40H	12.6-12.9	1.26-1.29	10.8-12.0	860-955	≥ 17	≥ 1353	38-40	303-318	≤ 120
N42H	12.9-13.2	1.29-1.32	10.8-12.0	860-955	≥ 17	≥ 1353	40-42	318-334	≤ 120
N44H	13.2-13.6	1.32-1.36	10.8-13.0	860-1035	≥ 17	≥ 1353	42-44	334-350	≤ 120
N45H	13.2-13.8	1.32-1.38	10.8-12.2	860-963	≥ 17	≥ 1353	43-46	342-366	≤ 120
N48H	13.7-14.2	1.37-1.42	10.8-12.5	860-995	≥ 17	≥ 1353	45-48	358-382	≤ 120
N27SH	10.2-10.6	1.02-1.06	9.5-10.1	756-804	≥ 20	≥ 1592	25-27	199-215	≤ 150
N30SH	10.8-11.2	1.08-1.12	10.1-10.6	804-844	≥ 20	≥ 1592	28-30	223-239	≤ 150
N33SH	11.4-11.7	1.14-1.17	10.3-11.0	820-876	≥ 20	≥ 1592	31-33	247-263	≤ 150
N35SH	11.7-12.1	1.17-1.21	10.8-11.5	860-915	≥ 20	≥ 1592	33-35	263-279	≤ 150
N38SH	12.2-12.6	1.22-1.26	10.8-11.5	860-915	≥ 20	≥ 1592	36-38	287-303	≤ 150
N40SH	12.6-12.9	1.26-1.29	10.8-12.0	860-955	≥ 20	≥ 1592	38-40	303-318	≤ 150
N42SH	12.9-13.2	1.29-1.32	10.8-12.0	860-955	≥ 20	≥ 1592	40-42	318-334	≤ 150
N45SH	13.2-13.7	1.32-1.37	10.8-12.5	860-955	≥ 20	≥ 1592	43-45	342-358	≤ 150
N25UH	9.8-10.2	0.98-1.02	9.2-9.6	732-764	≥ 25	≥ 1990	23-25	183-199	≤ 180
N28UH	10.4-10.8	1.04-1.08	9.8-10.2	780-812	≥ 25	≥ 1990	26-28	207-233	≤ 180
N30UH	10.8-11.2	1.08-1.12	10.1-10.6	804-844	≥ 25	≥ 1990	28-30	223-239	≤ 180
N33UH	11.4-11.7	1.14-1.17	10.3-11.0	820-876	≥ 25	≥ 1990	31-33	247-263	≤ 180
N35UH	11.7-12.1	1.17-1.21	10.8-11.5	860-915	≥ 25	≥ 1990	33-35	263-279	≤ 180
N38UH	12.2-12.6	1.22-1.26	10.8-11.5	860-915	≥ 25	≥ 1990	36-38	287-303	≤ 180
N40UH	12.6-12.9	1.26-1.29	10.5-12.0	860-955	≥ 25	≥ 1990	38-40	303-318	≤ 180
N25EH	9.8-10.2	0.98-1.02	9.2-9.6	732-764	≥ 30	≥ 2388	23-25	183-199	≤ 200
N28EH	10.4-10.8	1.04-1.08	9.8-10.2	780-812	≥ 30	≥ 2388	26-28	207-223	≤ 200
N30EH	10.8-11.2	1.08-1.12	10.1-10.6	804-844	≥ 30	≥ 2388	28-30	223-239	≤ 200
N33EH	11.4-11.7	1.14-1.17	10.3-11.0	820-876	≥ 30	≥ 2388	31-33	247-263	≤ 200
N35EH	11.7-12.1	1.17-1.21	10.8-11.5	860-915	≥ 30	≥ 2388	33-35	263-279	≤ 200

Ferrite Magnets

We work with the material magnetization grades provided by our manufacturers (e.g., Y30 or Y35). In the table below, you can also find the corresponding U.S. classification.

Material magnetization grade	Remanence		Coercivity				Energy product		Max. Temperature
	Br		bHc		iHc		(BxH)max		Max. Temperature
	kG	T	kOe	kA/m	kOe	kA/M	MGOe	kJ/m³	°C
Y10T (=C1)	≥2.0	≥0.20	≥1.6	≥125	≥2.6	≥210	≥0.8	≥6.5	≤ 250
Y25	≥3.6	≥0.36	≥1.7	≥135	≥1.7	≥140	≥2.8	≥22.5	≤ 250
Y30 (=C5)	≥3.9	≥0.39	≥2.3	≥184	≥2.3	≥188	≥3.4	≥27.6	≤ 250
Y30 (=BH)	≥3.8	≥0.38	≥2.8	≥223	≥2.9	≥231	≥3.4	≥27.0	≤ 250
Y33	≥4.1	≥0.41	≥2.8	≥220	≥2.8	≥225	≥4.0	≥31.5	≤ 250
Y35 (=C11)	≥4.1	≥0.41	≥2.6	≥208	≥2.7	≥212	≥3.8	≥30.4	≤ 250
C8 (=C =C8A)	≥3.8	≥0.38	≥2.9	≥235	≥3.0	≥242	≥3.5	≥27.8	≤ 250
C10	≥4.0	≥0.40	≥3.6	≥288	≥3.5	≥280	≥3.8	≥30.4	≤ 250

Technical specifications of hard ferrite magnets according to DIN IEC 60404-1-1:

Material magnetization grade	Remanence		Coercivity				Energy product		Max. Temperatur
	Br		HCB		iHc		(BxH)max		Max. Temperatur
	mT typ.	mT min.	kA/m typ.	kA/m min.	kOe	kA/M	kJ/m³ min.	kJ/m³ typ.	°C
HF 8/22 (Ba) = Y10T	220	215	140	135	230	220	8,0	8,5	≤ 250
HF 24/16 (Ba)	365	350	175	155	180	160	24,0	25,5	≤ 250
HF 8/26 (Sr)	220	215	140	135	270	260	8,5	8,0	≤ 250
HF 24/23 (Sr) = Y26H	365	350	220	210	240	230	24,0	25,5	≤ 250
HF 26/24 (Sr) = Y28H	380	370	230	220	250	240	26,0	27,0	≤ 250
HF 28/26 (Sr)	395	385	265	240	275	260	28,0	30,0	≤ 250
HF 28/28 (Sr) = Y30BH	395	385	270	260	290	280	28,0	30,0	≤ 250
HF-30/26 (Sr) = Y30H-2	405	395	250	240	270	260	30,0	31,5	≤ 250

Samarium-Cobalt Magnets

Material magnetization grade	Material grade	Remanence		Coercivity				Energy product		Max. Temperature
		Br		bHc		iHc		(BxH)max		Max. Temperature
		kG	mT	kOe	kA/m	kOe	kA/m	MGOe	kJ/m³	°C
SmCo5	RCS20	8.5-9.0	850-900	7.5-8.0	597-639	≥ 15	≥ 1199	19-21	151-167	≤ 250
Sm2Co17	S280	10.0-11.3	1000-1130	8.5-9.5	676-756	≥ 15	≥ 1194	24-28	191-223	≤ 350
Sm2Co17	RCS26H	10.0-10.5	1000-1050	8.2-10.0	655-799	≥ 18	≥ 1440	24-26	191-210	≤ 350