Samarium Cobalt Magnet - Magnetic properties and detailed data

Material properties

Magnetic Properties of SmCo Magnets
Materials
Grade
Br
Hcb
Hcj
(BH)max
αBr
Max.
operating
temp.
kG
mT
kOe
kA/m
kOe
kA/m
MGOe
kJ/m3
%/
SmCo5
GSM-20
8.5~9.5
850~950
8.2~9.2
653~732
18
1433
18~22
143~175
-0.04
250
Sm2Co17
GSM-18D
8.0~9.0
800~900
7.5~8.5
597~677
20
1592
16~20
127~159
-0.01
350
GSM-22D
9.0~10.0
900~1000
8.5~9.5
677~756
20
1592
20~24
159~191
-0.02
350
GSM-30L
10.6~11.6
1060~1160
6.5~8.8
517~700
7.0~9.0
557~716
28~32
223~255
-0.03
350
GSM-32
10.8~11.6
1080~1160
10.5~11.3
836~899
10
796
29~32
231~255
-0.03
350
GSM-26H
9.8~10.8
980~1080
9.3~10.3
740~820
20
1592
24~28
191~223
-0.03
350
GSM-28H
10.2~11.2
1020~1120
9.7~10.7
772~852
20
1592
26~30
207~239
-0.03
350
GSM-30H
10.6~11.6
1060~1160
10.1~11.1
804~884
20
1592
28~32
223~255
-0.03
350
GSM-28U
10.2~11.2
1020~1120
9.7~10.7
772~852
25
1990
26~30
207~239
-0.03
400