Bentonite
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Calcined mullite
Calcined flint clay
Calcined china clay
Calcium carbonate
Chromite Ores
Lead Ores
Zinc Ores
Copper Ores
Manganese Ores
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Specification of Manganese Ore for ferroalloy
Alloy type |
Mark |
Content,% |
Mn |
Mn/Fe |
P/Mn |
Low carbon ferromanganese |
Mn0 |
40 |
8.4 |
0.00325 |
Middle carbon ferromanganese |
Mn1
Mn2 |
40
40 |
7.7
7.0 |
0.00335
0.00345 |
Carbon ferromanganese |
Mn3
Mn4
Mn5
Mn6 |
35
35
35
35 |
9.2
7.2
5.2
4.0 |
0.00370
0.00455
0.00586
0.00632 |
Blast furnace ferromanganese |
Mn7
Mn8
Mn9
Mn10
Mn11
Mn12 |
30
30
30
30
30
30 |
7.0
5.7
3.7
3.0
2.3
2.0 |
0.00580
0.00625
0.00666
0.00725
0.00930
0.01110 |
silicomaganese |
MnSi20
MnSi17
MnSi14
MnSi12 |
35
35
35
35 |
8.8
7.3
4.6
3.0 |
0.00244
0.00244
0.00435
0.00520 |
Manganese Ore for Arc furnace, blast furnace and open hearth furnace
Grade |
Mn
≥ % |
Mn:Fe
≥ |
P:Mn
≤ |
1 st Grade
2 nd Grade
3 rd Grade
4 th Grade
5 th Grade |
40
35
30
25
18 |
7
5
3
2
No limit |
0.004
0.005
0.008
0.006
No limit |
MnO2 Powder standard for chemical industrial
Grade |
MnO2， not less than % |
Special
1 st Grade
2 nd Grade
3 rd Grade
4 th Grade
5 th Grade
6 th Grade |
80
75
70
65
60
55
50 |
Manganese Ore for batteries
Grade |
First |
Second |
Third |
Fourth |
Fifth |
MnO 2 , % ≥
Fe, % ≤
Discharge time ， min. |
75
2.8
570 |
70
3.5
510 |
65
4.5
450 |
60
5.5
340 |
55
6.5
330 |
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