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Samarium-Cobalt Magnetic material
SAMARIUM-COBALT MAGNETIC MATERIAL
MAGNETIC PROPERTIES
Name
Remanence
Remanence
Normal
Normal
Intrinsic
Intrinsic
Max. energy
Max. energy
Br(kG)
Br (mT)
coercivity
coercivity
coercivity
coercivity
product
product
-HcB (kOe)
HcB (kA/m)
-HcJ (kOe)
-HcJ (kA/m)
(B-H)max
(B-H)max
(MGOe)
Kj/m3
min typ
min typ
min typ
min typ
min typ
min typ
min typ
min typ
BM 18
8.5 8.9
850 890
7.8 8.4
620 670
13.8 15.1
1100 1200
17.6 18.8
140 - 150
BM 22
9.0 9.5
920 950
7.9 8.8
630 700
10.0 13.0
800 1035
18.8 22.0
150 - 175
10.0 10.5
1000 1050
8.5 9.4
680 750
15.0 18.8
1195 1500
23.9 25.8
190 - 205
SAMARIUM-COBALT MAGNETIC MATERIAL
MAGNETIC PROPERTIES
Name
Temperature
Temperature
Density
Relative
Curie
Continuous
Recommended
Recommended
coeff. of Br.
coeff. of HcJ.
recoil
temperature
maximum
magnetising
magnetising
permeability
operating
field
field
%rc
g/cm3
u rev
°C
temp. °C
kOe
kA/m
BM1.
-0.05
-0.3
8.1
1.05
720
250
25
2000
BM 22
-0.05
-0.3
8.1
1.05
720
250
25
2000
BM 22
-0.03
-0.2
8.3
1.05
800
300
l__I
4000
BM 18
J [kGs] J[T]
14 i— 1'4
■
+20°C
■
+100°C
■
+150°C
■
+200°C
+250°C
■
+300°C
1,2 1,0 0,8 0,6 0,4 0,2 0 L. 0,0
? H [kOe] ?
1 kOe = 79.6 kA/m 0.1 T=1kGs
-1 H[kA/m]
ooooooooooooooo
oooooooooooooo
Tmf"NT-ociooKV£>LnTmf"NT-
BM 22
J [kGs] J[T]
? H [kOe] "
1,4 1,2 1,0 0,8 0,6 0,4 0,2
0 L. 0,0
■
+20°C
■
+100°C
■
+150°C
■
+200°C
+250°C
■
+300°C
1 kOe = 79.6 kA/m 0.1 T=1kGs
I I I I I I I I I I I I I I I H[kA/m]
000000000000000 00000000000000
TfOOlT-OOiOOf^V.Oin'TfOOlT-
TOLERANCES SAMARIUM-COBALT MAGNETS
Bakker Magnetics is able to guarantee valid tolerances for raw magnets (DIN 17410). Desired tolerances are obtainable on demand and if requested, we can deviate from our standard tolerances.
Bakker Magnetics b.v. Sciencepark Eindhoven 5502 5692 EL Son - The Netherlands
E-mail: lnfo@bakkermagnetics.com Phone: +31402678678 Fax: +31402678899 www.bakkermagnetics.com
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