We produce all kinds of NdFeB magnets with different shape : Block, Ring, Disc and Segment. Producing any sizes according to Customers' drawing,with wide choice of surface coat : Phosphate, Passivation, Zn, NiCuNi, Epoxy, Gloden, Silver, Everlube, IVD and Chemical coat etc..Sintered NdFeB permanent magnet materials with excellent magnetic properties, widely used in electronics, electrical machinery, medical equipment, toys, packaging, hardware, machinery, aerospace and other fields.
We produce wide grade of sintered NdFeB magnet, could reach highest grade as N52, N48H, N45SH, N42UH, N38EH and N35AH.
No. | Grade | Remanence Br | Coercive Force Hcb | Intrinsic CoerciveForceHcj | Maximum Energy Product(BH)max | WorkingTemp |
KGs | T | KOe | KA/m | KOe | KA/m | MGOe | KJ/m3 |
|
Nom. | Min. | Nom. | Min. | Nom. | Min. | Nom. | Min. | Nom. | Min. | Nom. | Min. | ℃ |
B/uoH=-2 |
1 | N35 | 12.1 | 11.7 | 1.21 | 1.17 | 11.5 | 10.8 | 915 | 860 | ≥12 | ≥955 | 35 | 33 | 279 | 263 | ≤80 |
2 | N38 | 12.6 | 12.2 | 1.26 | 1.22 | 11.5 | 10.8 | 915 | 860 | ≥12 | ≥955 | 38 | 36 | 303 | 287 | ≤80 |
3 | N40 | 12.9 | 12.6 | 1.29 | 1.26 | 11.0 | 10.5 | 876 | 836 | ≥12 | ≥955 | 40 | 38 | 318 | 303 | ≤80 |
4 | N42 | 13.2 | 12.6 | 1.32 | 1.26 | 11.0 | 10.5 | 876 | 836 | ≥12 | ≥955 | 42 | 40 | 334 | 318 | ≤80 |
5 | N45 | 13.7 | 13.3 | 1.37 | 1.33 | 11.0 | 10.5 | 876 | 836 | ≥12 | ≥955 | 45 | 43 | 358 | 342 | ≤80 |
6 | N48 | 14.1 | 13.7 | 1.41 | 1.37 | 10.8 | 10.5 | 860 | 812 | ≥12 | ≥955 | 48 | 46 | 383 | 367 | ≤80 |
7 | N50 | 14.5 | 14.1 | 1.45 | 1.41 | 10.8 | 10.2 | 860 | 812 | ≥12 | ≥955 | 50 | 48 | 398 | 383 | ≤80 |
8 | N35M | 12.1 | 11.7 | 1.21 | 1.17 | 11.6 | 11.0 | 924 | 876 | ≥14 | ≥1114 | 35 | 33 | 279 | 263 | ≤100 |
9 | N38M | 12.6 | 12.2 | 1.26 | 1.22 | 11.8 | 11.4 | 939 | 907 | ≥14 | ≥1114 | 38 | 36 | 303 | 287 | ≤100 |
10 | N40M | 12.9 | 12.6 | 1.29 | 1.26 | 12.2 | 11.8 | 971 | 939 | ≥14 | ≥1114 | 40 | 38 | 318 | 303 | ≤100 |
11 | N42M | 13.2 | 12.9 | 1.32 | 1.29 | 12.6 | 12.2 | 1003 | 971 | ≥14 | ≥1114 | 42 | 40 | 334 | 318 | ≤100 |
12 | N45M | 13.7 | 13.3 | 1.37 | 1.33 | 12.8 | 12.4 | 1019 | 987 | ≥14 | ≥1114 | 45 | 43 | 358 | 342 | ≤100 |
13 | N48M | 14.1 | 13.7 | 1.41 | 1.37 | 12.8 | 12.4 | 1019 | 987 | ≥14 | ≥1114 | 48 | 46 | 383 | 367 | ≤100 |
14 | N33H | 11.7 | 11.4 | 1.17 | 1.14 | 11.0 | 10.3 | 876 | 820 | ≥17 | ≥1353 | 33 | 31 | 263 | 247 | ≤120 |
15 | N35H | 12.1 | 11.7 | 1.21 | 1.17 | 11.5 | 10.8 | 915 | 860 | ≥17 | ≥1353 | 35 | 33 | 279 | 263 | ≤120 |
16 | N38H | 12.6 | 12.2 | 1.26 | 1.22 | 12.0 | 11.5 | 955 | 915 | ≥17 | ≥1353 | 38 | 36 | 303 | 287 | ≤120 |
17 | N40H | 12.9 | 12.6 | 1.29 | 1.26 | 12.0 | 11.5 | 955 | 915 | ≥17 | ≥1353 | 40 | 38 | 318 | 303 | ≤120 |
18 | N42H | 13.2 | 12.9 | 1.32 | 1.29 | 12.6 | 12.2 | 1003 | 971 | ≥17 | ≥1353 | 42 | 40 | 334 | 318 | ≤120 |
19 | N45H | 13.7 | 13.3 | 1.37 | 1.33 | 12.8 | 12.4 | 1019 | 987 | ≥17 | ≥1353 | 45 | 43 | 358 | 342 | ≤120 |
20 | N48H | 13.9 | 13.7 | 1.39 | 1.37 | 12.4 | 12.0 | 987 | 955 | ≥17 | ≥1353 | 47 | 45 | 223 | 358 | ≤120 |
21 | N30SH | 11.2 | 10.8 | 1.12 | 1.08 | 10.5 | 9.8 | 836 | 780 | ≥20 | ≥1595 | 30 | 28 | 239 | 223 | ≤150 |
22 | N33SH | 11.7 | 11.4 | 1.17 | 1.14 | 11.0 | 10.3 | 876 | 820 | ≥20 | ≥1595 | 33 | 31 | 263 | 247 | ≤150 |
23 | N35SH | 12.1 | 11.7 | 1.21 | 1.17 | 11.5 | 10.8 | 915 | 860 | ≥20 | ≥1595 | 35 | 33 | 279 | 263 | ≤150 |
24 | N38SH | 12.6 | 12.2 | 1.26 | 1.22 | 12.3 | 11.8 | 979 | 939 | ≥20 | ≥1595 | 38 | 36 | 303 | 287 | ≤150 |
25 | N40SH | 12.9 | 12.6 | 1.29 | 1.26 | 12.6 | 12.0 | 1003 | 955 | ≥20 | ≥1595 | 40 | 38 | 318 | 303 | ≤150 |
26 | N42SH | 13.2 | 12.9 | 1.32 | 1.29 | 12.6 | 12.2 | 1003 | 971 | ≥20 | ≥1595 | 42 | 40 | 334 | 318 | ≤150 |
27 | N45SH | 13.5 | 13.3 | 1.35 | 1.33 | 12.8 | 12.2 | 1019 | 981 | ≥20 | ≥1595 | 45 | 42 | 358 | 334 | ≤150 |
28 | N28UH | 10.8 | 10.4 | 1.08 | 1.04 | 10.2 | 9.8 | 812 | 780 | ≥25 | ≥1990 | 28 | 26 | 223 | 207 | ≤180 |
29 | N30UH | 11.2 | 10.8 | 1.12 | 1.08 | 10.6 | 10.1 | 844 | 804 | ≥25 | ≥1990 | 30 | 28 | 239 | 223 | ≤180 |
30 | N33UH | 11.7 | 11.4 | 1.17 | 1.14 | 11.0 | 10.3 | 875 | 820 | ≥25 | ≥1990 | 33 | 31 | 263 | 247 | ≤180 |
31 | N35UH | 12.1 | 11.7 | 1.21 | 1.17 | 11.5 | 10.8 | 915 | 860 | ≥25 | ≥1990 | 35 | 33 | 279 | 263 | ≤180 |
32 | N38UH | 12.6 | 12.2 | 1.26 | 1.22 | 12.0 | 11.4 | 955 | 908 | ≥25 | ≥1990 | 38 | 35 | 303 | 279 | ≤180 |
33 | N40UH | 12.9 | 12.6 | 1.29 | 1.26 | 12.4 | 11.8 | 987 | 940 | ≥25 | ≥1990 | 40 | 38 | 318 | 303 | ≤180 |
34 | N42UH | 13.1 | 12.8 | 1.31 | 1.28 | 12.6 | 12.0 | 1003 | 955 | ≥25 | ≥1990 | 42 | 40 | 342 | 318 | ≤180 |
35 | N28EH | 10.8 | 10.4 | 1.08 | 1.04 | 10.4 | 9.8 | 811 | 780 | ≥30 | ≥2388 | 28 | 26 | 223 | 207 | ≤200 |
36 | N30EH | 11.2 | 10.8 | 1.12 | 1.08 | 10.6 | 10.1 | 844 | 804 | ≥30 | ≥2388 | 30 | 28 | 239 | 223 | ≤200 |
37 | N33EH | 11.7 | 11.2 | 1.17 | 1.12 | 11.0 | 10.4 | 876 | 828 | ≥30 | ≥2388 | 33 | 30 | 263 | 239 | ≤200 |
38 | N35EH | 12.1 | 11.7 | 1.21 | 1.17 | 11.5 | 10.8 | 915 | 860 | ≥30 | ≥2388 | 36 | 33 | 287 | 263 | ≤200 |
39 | N38EH | 12.4 | 12.2 | 1.24 | 1.22 | 12.0 | 11.6 | 955 | 924 | ≥30 | ≥2388 | 38 | 35 | 303 | 287 | ≤200 |
40 | N28AH | 10.8 | 10.4 | 1.08 | 1.04 | 10.4 | 10.0 | 828 | 796 | ≥35 | ≥2785 | 28 | 26 | 223 | 207 | ≤240 |
41 | N30AH | 11.2 | 10.8 | 1.21 | 1.08 | 10.1 | 10.7 | 851 | 828 | ≥35 | ≥2785 | 30 | 28 | 239 | 223 | ≤240 |
42 | N33AH | 11.7 | 11.4 | 1.17 | 1.14 | 11.2 | 11.2 | 891 | 867 | ≥35 | ≥2785 | 33 | 31 | 263 | 247 | ≤240 |
43 | N35AH | 12.1 | 11.7 | 1.21 | 1.17 | 11.5 | 10.8 | 915 | 860 | ≥35 | ≥2785 | 35 | 33 | 279 | 263 | ≤240 |