Application Mn-Zn Ferrite
(Low loss / High permeability)
Brand SKM-6 SKM-5 SKM-5C SKM-5D1 SKM-5D2 SKM-5D3 SKM-5T
Powder
Property		 APS(㎛) 0.70±0.10 0.90±0.10 0.90±0.10 0.85±0.10 0.90±0.10
SSA(㎡/g) 5.00±0.50 3.50±0.50 3.20±0.50 3.50±1.00 3.50±1.00
AD(g/㏄) 0.75±0.10 0.65±0.10 0.45±0.10 0.35±0.10 0.45±0.10 0.40±0.10 0.40±0.10
I.L.(%) ≤0.30 ≤0.30 ≤0.50 ≤0.50 ≤0.50 ≤0.50 ≤0.50
Chemical
Composition
(ppm)		 Fe2O3(%) ≥99.40 ≥99.40 ≥99.30 ≥99.30 ≥99.30 ≥99.30 ≥99.30
SiO2 ≤70 ≤80 ≤80 ≤90 ≤90 ≤90 ≤80
MnO ≤2,500 ≤4,000 ≤3,000 ≤3,000 ≤3,000 ≤7,000 ≤5,000
Na2O ≤70 ≤80 ≤80 ≤80 ≤80 ≤120 ≤100
Al2O3 ≤50 ≤50 ≤50 ≤50 ≤50 ≤60 ≤50
CaO ≤100 ≤100 ≤100 ≤100 ≤100 ≤120 ≤200
Cl ≤1,000 ≤1,000 ≤1,500 ≤2,500 ≤2,500 ≤1,500 ≤1,500
P2O5 ≤30 ≤30 ≤30 ≤30 ≤30 ≤30 ≤30

Application Ni-Zn Ferrite Hard Ferrite
Mg-Zn Ferrite(Deflection Yoke)
Brand SKM-2 SKM-2C SRP-B
Powder
Property		 APS(㎛) 0.95±0.05 0.85±0.10 0.85±0.10
SSA(㎡/g) 2.90±0.50 4.00±1.00 4.00±1.00
AD(g/㏄) 0.65±0.10 0.45±0.10 0.40±0.10
I.L.(%) ≤0.30 ≤0.50 ≤0.50
Chemical
Composition
(ppm)		 Fe2O3(%) ≥99.10 ≥99.00 ≥99.00
SiO2 ≤200 ≤200 ≤300
MnO ≤5,000 ≤3,000 ≤5,000
Na2O ≤200 ≤200 ≤200
Al2O3 ≤600 ≤600 ≤700
CaO ≤150 ≤200 ≤250
Cl ≤1,000 ≤1,500 ≤2,000
P2O5 ≤300 ≤300 ≤500