The main raw material for smelting ferro molybdenum is molybdenite (MoS2). Before smelting, molybdenum concentrate is usually oxidized and roasted in multi-chamber furnace to obtain roasted molybde...
DESCRIPTION
The main raw material for smelting ferro molybdenum is molybdenite (MoS2). Before smelting, molybdenum concentrate is usually oxidized and roasted in multi-chamber furnace to obtain roasted molybdenum ore with sulfur less than 0.07%. The smelting of ferro molybdenum generally adopts the outside furnace process. The furnace is a cylinder placed on a sand base, lined with clay bricks, with a reducing agent of 75% silicon ferric silicon and a few aluminum grains.
Grade
|
Mo
|
Si
|
S
|
P
|
C
|
Cu
|
FeMo70
|
65-75
|
2
|
0.08
|
0.05
|
0.1
|
0.5
|
FeMo60-A
|
60-65
|
1
|
0.08
|
0.04
|
0.1
|
0.5
|
FeMo60-B
|
60-65
|
1.5
|
0.1
|
0.05
|
0.1
|
0.5
|
FeMo60-C
|
60-65
|
2
|
0.15
|
0.05
|
0.15
|
1
|
FeMo55-A
|
55-60
|
1
|
0.1
|
0.08
|
0.15
|
0.5
|
FeMo55-B
|
55-60
|
1.5
|
0.15
|
0.1
|
0.2
|
0.5
|
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