JFE ELECTRICAL STEEL SHEETS TOP
JFE Super Core Applications
JFE Super Core JNEX-Core
Features
High frequency core loss curves
Magnetic and mechanical properties
Comparison
JFE Super Core JNHF-Core
Features
High frequency core loss curves
Magnetic properties
Comparison
Products
Uses
JFE G-Core
Types and Applications
Grades and Specifications
Typical Electrical and Magnetic Properties
Typical Mechanical Properties
Dimensions and Tolerances
JFE N-Core
Types and Applications
Grades and Specifications
Typical Electrical and Magnetic Properties
Typical Mechanical Properties
Dimensions and Tolerances
Surface Insulation
Others
Substances of Environmental Concern Dara
 
JFE Super Core JNHF-Core Comparison

Comparison of magnetic characteristics (JFE in-house data) : Rolling direction, shear cross-section
Comparison of magnetic characteristics list, Click here

Material Thickness
(mm)		 DC max
relative
permeability		 Saturation
magnetiza-
tion (T)		 Magnetic
flux density
B8(T)		 Magnetic
flux density
B25(T)
JNHF-Core 0.10
0.20		 4.100
3.900		 1.88
1.94		 1.15
1.09		 1.44
1.47
Core loss (W/kg)
W10/50 W10/400 W10/1k W5/2k W2/5k W1/10k W0.5/20k
1.1
1.2		 10.1
14.5		 30.0
51.6		 20.2
29.1		 11.5
17.9		 7.1
12.7		 5.0
9.5

Material Thickness
(mm)		 DC max
relative
permeability		 Saturation
magnetiza-
tion (T)		 Magnetic
flux density
B8(T)		 Magnetic
flux density
B25(T)
JNEX-Core 0.10 23.000 1.80 1.29 1.40
Core loss (W/kg)
W10/50 W10/400 W10/1k W5/2k W2/5k W1/10k W0.5/20k
0.5 5.7 18.7 13.7 11.3 8.3 6.9

Material Thickness
(mm)		 DC max
relative
permeability		 Saturation
magnetiza-
tion (T)		 Magnetic
flux density
B8(T)		 Magnetic
flux density
B25(T)
Non-oriented silicon steel 0.23 92,000 0.23 1.92 1.96
Core loss (W/kg)
W10/50 W10/400 W10/1k W5/2k W2/5k W1/10k W0.5/20k
0.3 7.8 35.0 33.0 33.0 30.0 32.0

Material Thickness
(mm)		 DC max
relative
permeability		 Saturation
magnetiza-
tion (T)		 Magnetic
flux density
B8(T)		 Magnetic
flux density
B25(T)
Amorphous 0.025 300.000 1.50 - -
Core loss (W/kg)
W10/50 W10/400 W10/1k W5/2k W2/5k W1/10k W0.5/20k
0.1 1.5 5.5 8.1 4.0 3.6 3.3

*W10/50 is the core loss at 50 Hz, 1 T (=10kG) when the magnetic flux sine wave is excited
*B8 is the magnetic flux density at 800A/m.