Uwandy | Magnetic Properties Chart

Magnetic Properties Chart
Dimension
Plating/Coating
Magnetization Direction
Manufacturing Process

Magnetic Properties Chart

Grade	Br		Hcb		Hcj		(BH)Max		Operating Temperature
Grade	Tesla	kGs	kA/m	kOe	kA/m	kOe	kJ/m³	MGOe	℃
N35	1.17-1.21	11.7-12.1	876-899	11.0-11.3	≥955	≥12	263-279	33-35	≤80
N38	1.22-1.26	12.2-12.6	876-923	11.0-11.6	≥955	≥12	287-303	36-38	≤80
N40	1.26-1.29	12.6-12.9	876-923	11.0-11.6	≥955	≥12	303-318	38-40	≤80
N42	1.30-1.33	13.0-13.3	876-926	11.0-11.6	≥955	≥12	318-334	40-42	≤80
N45	1.33-1.37	13.3-13.7	876-926	11.0-11.6	≥955	≥12	342-358	43-45	≤80
N48	1.36-1.42	13.6-14.2	876-926	11.0-11.6	≥955	≥12	358-382	45-48	≤80
N50	1.41-1.45	14.1-14.5	828-907	10.4-11.4	≥876	≥11	382-398	48-50	≤80
N52	1.44-1.48	14.4-14.8	828-907	10.4-11.4	≥876	≥11	394-414	49.5-52	≤80
N35M	1.17-1.21	11.7-12.1	892-915	11.2-11.5	≥1114	≥14	263-279	33-35	≤100
N38M	1.22-1.26	12.2-12.6	907-931	11.4-11.7	≥1114	≥14	287-303	36-38	≤100
N40M	1.26-1.29	12.6-12.9	907-947	11.4-11.9	≥1114	≥14	303-318	38-40	≤100
N42M	1.30-1.33	13.0-13.3	907-947	11.4-11.9	≥1114	≥14	318-334	40-42	≤100
N45M	1.33-1.37	13.3-13.7	907-955	11.4-12.0	≥1114	≥14	334-358	42-45	≤100
N48M	1.36-1.42	13.6-14.2	907-955	11.4-12.0	≥1114	≥14	358-382	48-48	≤100
N50M	1.41-1.45	14.1-14.5	907-971	11.4-12.2	≥1114	≥14	382-398	48-50	≤100
N52M	1.42-1.48	14.2-14.8	907-971	11.4-12.2	≥1114	≥14	394-414	50-52	≤100
N35H	1.17-1.21	11.7-12.1	860-907	10.8-11.4	≥1353	≥17	263-279	33-35	≤120
N38H	1.22-1.26	12.2-12.6	907-947	11.4-11.9	≥1353	≥17	287-303	36-38	≤120
N40H	1.26-1.29	12.6-12.9	907-947	11.4-11.9	≥1353	≥17	303-318	38-40	≤120
N42H	1.30-1.33	13.0-13.3	907-947	11.4-11.9	≥1353	≥17	318-334	40-42	≤120
N45H	1.33-1.37	13.3-13.7	907-947	11.4-11.9	≥1353	≥17	342-358	43-45	≤120
N48H	1.36-1.42	13.6-14.2	907-971	11.4-12.2	≥1274	≥16	358-382	45-48	≤120
N50H	1.41-1.45	14.1-14.5	907-995	11.4-12.5	≥1274	≥16	382-398	48-50	≤120
N52H	1.42-1.48	14.2-14.8	907-1015	11.4-13	≥1274	≥16	394-414	49.5-52	≤120
N35SH	1.17-1.21	11.7-12.1	876-899	11.0-11.3	≥1592	≥20	263-279	33-35	≤150
N38SH	1.22-1.26	12.2-12.6	876-923	11.0-11.6	≥1592	≥20	287-303	36-38	≤150
N40SH	1.26-1.29	12.6-12.9	876-923	11.0-11.6	≥1592	≥20	303-318	38-40	≤150
N42SH	1.30-1.33	13.0-13.3	876-926	11.0-11.6	≥1592	≥20	318-334	40-42	≤150
N45SH	1.33-1.37	13.3-13.7	876-926	11.0-11.6	≥1592	≥20	342-358	43-45	≤150
N48SH	1.36-1.42	13.6-14.2	876-926	11.0-11.6	≥1592	≥20	358-382	45-48	≤150
N35UH	1.17-1.21	11.7-12.1	860-907	10.8-11.4	≥1990	≥25	263-279	33-35	≤180
N28EH	1.04-1.08	10.4-10.8	780-812	9.8-10.2	≥2388	≥30	207-223	26-28	≤200
N30AH	1.08-1.12	10.8-11.2	804-844	10.1-10.6	≥2786	≥35	223-239	28-30	≤240

Dimension Capacity and Tolerance

Shapes	Diameter			Thickness
Disc/Rod Magnet	4-50 mm			1-50 mm

Shapes	Length	Width	Height
Rectangular/Block Magnet	1-100 mm	1-100 mm	1-50 mm
Default tolerance of production is ±0.1mm for D, L, W, H ≤20mm, 0.2-0.5mm for D, L, W, H ≥20mm, all shapes are made of neodymium magnet blank

Plating/Coating Capacity

Plating/Coating Options	Thickness(μm）	Salt Spray Test(h)	Working Temperature(℃)	Color	Features
Blue white Zn	5-20	≥48	≤180	blue white	low cost
Color Zn	5-20	≥48	≤180	color white	low cost
Ni	5-15	≥12	≤360	silver white	heat resistant
NiCuNi	15-30	≥48	≤360	silver white	heat resistant
Epoxy	15-30	≥360	≤200	black or white	insulation, corrosion resistant
Cr	5-15	≥12	≤480	silver white	heat resistant, wear-resistant

Magnetization Direction

magnetization direction

Sintered Neodymium Magnet Manufacturing Process

manufacturing process