控制指标

Items

单位

Units

GEM-6-S

GEM-6A-S

GEM-6A-L

GEM-6B-S

GEM-6B-L

Ni

mol%

60.0±1.0

60.0±1.00

60.0±1.00

65.0±1.00

65.0±1.00

Co

mol%

20.0±0.5

10.0±0.50

10.0±0.50

15.0±0.50

15.0±0.50

Mn

mol%

20.0±0.5

30.0±0.80

30.0±0.80

20.0±0.50

20.0±0.50

Na

%

≤0.0200

≤0.0200

≤0.0200

≤0.0200

≤0.0200

Fe

%

≤0.0050

≤0.0050

≤0.0050

≤0.0050

≤0.0050

Mg

%

≤0.0050

≤0.0050

≤0.0050

≤0.0050

≤0.0050

Ca

%

≤0.0050

≤0.0050

≤0.0050

≤0.0050

≤0.0050

SO42-

%

≤0.45

＜0.45

<0.45

<0.45

<0.45

H2O

%

≤0.8

<0.80

<0.80

<0.80

<0.80

D10

µm

≥2.0

≥2.0

≥5.0

≥2.0

≥5.0

D50

µm

3.0-5.0

3.0-5.0

8.0-11.0

3.0-5.0

8.0-11.0

D90

µm

≤10.0

≤20.0

≤20.0

≤10.0

≤20.0

MMI

(Magnetic Metal Impurities)

ppb

≤60

≤60

≤60

≤60

≤60

TD

g/cm3

≥1.0

≥1.0

≥1.0

≥1.0

≥1.0

BET

m2/g

5-30

5-30

5-30

5-30

5-30