Basic Information of the NdFeB Sector Magnet

Material	Sintered NdFeB
Shape	Sector
Size	Customized
Grade	Customized
Coating	Ni-Cu-Ni, Epoxy(all colors), Zinc, Gold, Parylene or Customized
Magnetization Direction	Customized
Package	Vacuum Bag + Carton + Pallet or customized

All Grades Matrix Graph

product-94-54 Free of Export Control Substances

product-978-699

NdFeB Sector Magnet Introduction

Customization & In-House Manufacturing

We specialize in the complete inhouse manufacturing of custom NdFeB sector magnets, giving us full control over every stage from shaping and grade selection to coating and final finishing. Beyond standard customization, our factory is equipped with dedicated fully automatic sorting machines designed specifically to ensure that every NdFeB sector magnet shipped to our customers meets the highest quality standards at the most competitive price point.

Advanced Automated Inspection

These advanced systems integrate multiple precision inspection modules-including high resolution vision cameras, eddy current probes, and magnetic field distribution scanners-to detect and automatically reject any defective NdFeB sector magnet exhibiting dimensional deviations, chipped edges, surface cracks, coating imperfections, or abnormal magnetization patterns. By replacing manual visual inspection with this automated process, we completely eliminate the risk of human fatigue and missed defects, ensuring that every single NdFeB sector magnet that passes through our sorting line conforms strictly to shipping specifications.

Efficiency & Cost-Effectiveness

The impact on both quality consistency and cost efficiency is substantial: our automated inspection achieves speeds several to more than ten times faster than manual checking, while simultaneously reducing labor expenses and minimizing costly customer returns caused by substandard products. For buyers of NdFeB sector magnets, this means highvolume orders can be fulfilled with reliable delivery assurance and zero compromise on performance.

Application & Guarantee

Whether your application requires arc segments for electric motors, generators, sensors, or other precision devices, our vertically integrated production combined with automated quality sorting guarantees that each NdFeB sector magnet delivers consistent magnetic properties, accurate geometry, and flawless surface quality. This endtoend capability allows us to offer superior pricing without sacrificing the rigorous standards our customers expect from premium NdFeB sector magnet suppliers.

Characteristics Of Sintered NdFeB Magnet
Properties		Br				Hcb		Hcj		(BH)max
NO.	Grade	kGs		T		kOe	kA/m	kOe	kA/m	MGOe		kJ/m³
NO.	Grade	Max.	Min.	Max.	Min.	kOe	kA/m	kOe	kA/m	Max.	Min.	Max.	Min.
1	N35	12.5	11.8	1.25	1.18	≥10.8	≥860	≥12	≥955	38	33	302	263
2	N38	13.0	12.3	1.30	1.23	≥10.8	≥860	≥12	≥955	41	36	326	286
3	N40	13.2	12.6	1.32	1.26	≥10.8	≥860	≥12	≥955	42	38	334	302
4	N42	13.5	13.0	1.35	1.30	≥10.8	≥860	≥12	≥955	44	40	350	318
5	N45	13.8	13.2	1.38	1.32	≥10.8	≥860	≥12	≥955	46	42	366	334
6	N48	14.3	13.7	1.43	1.37	≥10.5	≥836	≥11	≥875	49	45	390	358
7	N50	14.6	13.9	1.46	1.39	≥10.5	≥836	≥11	≥875	51	47	406	374
8	N52	14.8	14.2	1.48	1.42	≥10.5	≥836	≥11	≥875	53	49	422	390
9	N54	15.0	14.4	1.50	1.44	≥10.5	≥836	≥11	≥875	55	50	438	398
10	N56	15.2	14.6	1.52	1.46	≥9.0	≥716	≥10	≥796	56	51	446	406
11	N35M	12.5	11.8	1.25	1.18	≥11.0	≥875	≥14	≥1114	38	33	302	263
12	N38M	13.0	12.3	1.30	1.23	≥11.5	≥916	≥14	≥1114	41	36	326	287
13	N40M	13.2	12.6	1.32	1.26	≥11.8	≥939	≥14	≥1114	43	38	342	302
14	N42M	13.5	13.0	1.35	1.30	≥12.0	≥955	≥14	≥1114	45	40	358	318
15	N45M	13.8	13.2	1.38	1.32	≥12.2	≥971	≥14	≥1114	47	42	374	334
16	N48M	14.3	13.7	1.43	1.37	≥12.5	≥995	≥14	≥1114	50	45	398	358
17	N50M	14.6	13.9	1.46	1.39	≥12.5	≥995	≥13	≥1035	52	47	414	374
18	N52M	14.8	14.2	1.48	1.42	≥12.5	≥995	≥13	≥1035	53	49	422	390
19	N54M	15.0	14.4	1.50	1.44	≥12.5	≥995	≥13	≥1035	55	50	438	398
20	N56M	15.2	14.6	1.52	1.46	≥12.5	≥995	≥13	≥1035	56	51	446	406
21	N35H	12.5	11.8	1.25	1.18	≥11.0	≥875	≥17	≥1353	38	33	302	263
22	N38H	13.0	12.3	1.30	1.23	≥11.5	≥916	≥17	≥1353	41	36	326	287
23	N40H	13.2	12.6	1.32	1.26	≥11.8	≥939	≥17	≥1353	43	38	342	302
24	N44H	13.7	13.0	1.37	1.30	≥12.1	≥963	≥16	≥1273	46	41	366	326
25	N46H	14.0	13.4	1.40	1.34	≥12.5	≥995	≥16	≥1273	48	43	382	342
26	N48H	14.2	13.6	1.42	1.36	≥12.7	≥1011	≥16	≥1273	50	45	398	358
27	N50H	14.4	13.8	1.44	1.38	≥12.9	≥1026	≥16	≥1273	51	46	406	366
28	N52H	14.6	14.0	1.46	1.40	≥13.0	≥1035	≥16	≥1273	53	47	422	374
29	N54H	14.8	14.2	1.48	1.42	≥13.2	≥1051	≥16	≥1273	54	49	430	390
30	N35SH	12.5	11.8	1.25	1.18	≥11.1	≥883	≥20	≥1592	38	33	302	263
31	N38SH	13.0	12.3	1.30	1.23	≥11.6	≥923	≥20	≥1592	41	36	326	287
32	N40SH	13.2	12.6	1.32	1.26	≥11.8	≥939	≥20	≥1592	43	38	342	302
33	N42SH	13.4	12.8	1.34	1.28	≥12.0	≥955	≥19	≥1512	44	39	350	310
34	N45SH	13.8	13.2	1.38	1.32	≥12.4	≥987	≥19	≥1512	47	42	374	334
35	N48SH	14.2	13.6	1.42	1.36	≥12.7	≥1011	≥19	≥1512	50	45	398	358
36	N50SH	14.4	13.8	1.44	1.38	≥13.0	≥1035	≥19	≥1512	51	46	406	366
37	N52SH	14.6	14.0	1.46	1.40	≥13.3	≥1059	≥19	≥1512	53	47	422	374
38	N33UH	12.2	11.4	1.22	1.14	≥10.8	≥859	≥25	≥1990	36	31	287	247
39	N35UH	12.5	11.8	1.25	1.18	≥11.2	≥891	≥25	≥1990	38	33	302	263
40	N38UH	12.8	12.2	1.28	1.22	≥11.6	≥923	≥25	≥1990	40	36	318	287
41	N40UH	13.2	12.6	1.32	1.26	≥12.0	≥955	≥25	≥1990	42	38	334	302
42	N42UH	13.5	13.0	1.35	1.30	≥12.0	≥955	≥25	≥1990	44	40	350	318
43	N45UH	13.8	13.2	1.38	1.32	≥12.4	≥987	≥25	≥1990	47	42	374	334
44	N48UH	14.1	13.6	1.41	1.36	≥12.7	≥1011	≥24	≥1911	50	44	398	350
45	N30EH	11.7	10.9	1.17	1.09	≥10.3	≥820	≥30	≥2388	33	28	263	223
46	N33EH	12.0	11.4	1.20	1.14	≥10.8	≥859	≥30	≥2388	35	31	279	247
47	N35EH	12.3	11.7	1.23	1.17	≥11.1	≥883	≥30	≥2388	37	33	295	263
48	N38EH	12.8	12.2	1.28	1.22	≥11.6	≥923	≥30	≥2388	40	36	318	287
49	N40EH	13.1	12.5	1.31	1.25	≥11.8	≥939	≥30	≥2388	42	37	334	295
50	N44EH	13.5	13.0	1.35	1.10	≥12.3	≥979	≥29	≥2308	46	11	366	326
51	N46EH	13.8	13.3	1.38	1.33	≥12.6	≥1003	≥29	≥2308	47	42	374	334
52	N28EHS	11.3	10.5	1.13	1.05	≥10.0	≥780	≥35	≥2786	31	26	247	207
53	N30EHS	11.7	10.9	1.17	1.09	≥10.3	≥820	≥35	≥2786	33	28	263	223
54	N33EHS	12.0	11.4	1.20	1.14	≥10.8	≥859	≥35	≥2786	36	31	287	247
55	N35EHS	12.3	11.7	1.23	1.17	≥11.1	≥883	≥35	≥2786	37	33	295	263
56	N38EHS	12.8	12.2	1.28	1.22	≥11.6	≥923	≥34	≥2706	40	36	318	286
57	N40EHS	13.1	12.5	1.31	1.25	≥11.8	≥939	≥34	≥2706	42	37	334	295
58	N42EHS	13.3	12.8	1.33	1.28	≥12.0	≥955	≥34	≥2706	44	39	350	310

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NdFeB Sector Magnet

Basic Information of the NdFeB Sector Magnet

All Grades Matrix Graph

NdFeB Sector Magnet Introduction

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