Grade
Properties |
BNI-3 |
BNI-4 |
BNI-5 |
BNI-6 |
BNI-6H |
BNI-7 |
BNI-5SR
(PPS) |
Remanence
Br
T(Gs) |
0.2~0.4 |
0.40~0.46 |
0.45~0.51 |
0.51~0.56 |
0.48~0.56 |
0.54~0.64 |
0.45~0.50 |
Coercivity
Hcb
KA/m(KOe) |
120~240
(1.5~3.0) |
250~335
(3.1~4.2) |
280~360
(3.5~4.5) |
295~375
(3.7~4.7) |
335~400
(4.2~5.0) |
320~400
(4.0~5.0) |
300~360
(3.8~4.5) |
Intrinsic Coercivity
Hcj
KA/m(Koe) |
480~640
(6.0~8.0) |
575~735
(7.2~9.2) |
640~800
(8~10) |
640~800
(8~10) |
1035~1355
(13~17) |
640~800
(8~10) |
875~1115
(11~14) |
Max. Energy
Product
BH(max)
KJ/m3(MGOe) |
8~24
(1.0~3.0) |
28~36
(3.5~4.5) |
37~44
(4.6~5.5) |
44~52
(5.5~6.5) |
40~52
(5.0~6.5) |
51~59
(6.5~7.5) |
36~44
(4.5~5.5) |
Density
g/cm3 |
3.9~4.4 |
4.2~4.9 |
4.5~5.0 |
4.7~5.1 |
4.8~5.2 |
5.0~5.5 |
4.9~5.4 |
Relative Recoil
Permeability
µr |
1.2 |
1.2 |
1.2 |
1.13 |
1.13 |
1.13 |
1.13 |
Temperature
Coefficient of
Remanence
αBr
%/ ℃ |
-0.15 |
-0.13 |
-0.13 |
-0.11 |
-0.15 |
-0.11 |
-0.13 |
Max. Operating
Temperature
Tw
℃ |
100 |
110 |
120 |
120 |
130 |
120 |
150 |
