Silico Manganese is a ferroalloy produced in submerged arc furnaces using manganese ore, quartz, and coke. It is widely used in steel making as a deoxidizer and alloying additive, supplying both manganese and silicon to improve steel quality.
STANDARD GRADES OF SILICO MANGANESE
Grade: SiMn 60/14
Mn: 60 – 65 %
Si: 14 – 16 %
C: ≤ 2.0 %
P: ≤ 0.25 %
S: ≤ 0.04 %
Grade: SiMn 65/15
Mn: 65 – 68 %
Si: 15 – 17 %
C: ≤ 2.0 %
P: ≤ 0.20 %
S: ≤ 0.04 %
Grade: SiMn 65/17
Mn: 65 – 70 %
Si: 16 – 18 %
C: ≤ 2.0 %
P: ≤ 0.20 %
S: ≤ 0.04 %
Grade: Low Phosphorus Silico Manganese
Mn: 65 – 70 %
Si: 15 – 17 %
P: ≤ 0.15 %
S: ≤ 0.03 %
C: ≤ 2.0 %
Physical Specification
Size: 10–50 mm (5–10 mm / 50–100 mm on request)
Appearance: Grey metallic lumps
Packing: Jumbo bags (1 MT) / 250 kg steel drum
Applications
Carbon steel production
Alloy & structural steel
Deoxidation & desulphurization
Used in IF, EAF & BOF
