| Grade
Properties |
BNP-6 |
BNP-8L |
BNP-8 |
BNP-8SR |
BNP-8H |
BNP-9 |
BNP-10 |
BNP-11 |
BNP-11L |
BNP-12L |
Remanence
Br T(Gs) |
0.55~0.62 |
0.60~0.64 |
0.62~0.69 |
0.62~0.66 |
0.61~0.65 |
0.65~0.70 |
0.68~0.72 |
0.70~0.74 |
0.70~0.74 |
0.74~0.80 |
Coercivity
HCB KA/m(KOe) |
285~370
(3.6~4.6) |
360~400
(4.5~5.0) |
385~445
(4.8~5.6) |
410~465
(5.2~5.8) |
410~445
(5.2~5.7) |
400~440
(5.0~5.5) |
420~470
(5.3~5.9) |
445~480 (5.6~6.0) |
400~440 (5.0~5.5) |
420~455 (5.3~5.7) |
Intrinsic Coercivity
Hcj
KA/m(Koe) |
600~755
(7.5~9.5) |
715~800
(9~10) |
640~800
(8~10) |
880~1120
(11~14) |
1190~1440
(15~18) |
640~800
(8~10) |
640~800
(8~10) |
680~800 (8.5~10) |
520~640 (6.5~8) |
520~600 (6.5~7.5) |
Max. Energy
Product
BH(max)
KJ/m3(MGOe) |
44~56
(5.5~7.0) |
56~64
(7.0~8.0) |
64~72
(8.0~9.0) |
64~72
(8.0~9.0) |
64~72
(8.0~9.0) |
70~76
(8.8~9.5) |
76~84
(9.5~10.5) |
80~88
(10~11) |
78~84
(9.8~10.5) |
84~92
(10.5~11.5) |
| Density
g/cm3 |
5.5~6.1 |
5.6~6.1 |
5.8~6.1 |
5.8~6.1 |
5.9~6.2 |
5.8~6.1 |
5.8~6.1 |
5.8~6.1 |
5.8~6.1 |
5.8~6.1 |
Relative Recoil
Permeability
µr |
1.15 |
1.15 |
1.15 |
1.13 |
1.15 |
1.22 |
1.22 |
1.22 |
1.26 |
1.26 |
Temperature
Coefficient of
Remanence
αBr
%/ ℃ |
-0.13 |
-0.13 |
-0.13 |
-0.13 |
-0.07 |
-0.12 |
-0.11 |
-0.11 |
-0.11 |
-0.08 |
Max Operating
Temperature
Tw
℃ |
100 |
110 |
120 |
150 |
125 |
120 |
120 |
120 |
110 |
110 |
