根据矫顽力和磁能积分为以下几类(不同公司略有差异):
性能分类 |
工作温度 |
内禀矫顽力 |
N |
80 |
12 |
M |
100 |
14 |
H |
120 |
17 |
SH |
150 |
20 |
UH |
180 |
25 |
EH |
200 |
30 |
AH |
250 |
35 |
磁能积 |
剩磁(min) |
剩磁(max) |
30 |
10.8 |
11.4 |
35 |
11.7 |
12.2 |
38 |
12.2 |
12.6 |
40 |
12.6 |
13.0 |
42 |
13.0 |
13.3 |
44 |
13.3 |
13.6 |
45 |
13.3 |
13.7 |
46 |
13.5 |
13.8 |
48 |
13.7 |
14.1 |
50 |
14.0 |
14.4 |
52 |
14.3 |
14.8 |