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Once the smelting process has been completed, the ferrochrome is tapped into sand moulds where it is left to cool for four hours and then removed to the breaking floor. The final product is crushed and screened to exact customer specifications (in terms of size and chemical composition).
CHARGE CHROME

1. Lumpy Material

Cr 49.5% min
C 6.0-8.0%
Si 3.0-6.0%
P 0.025% max
S 0.050% max
Slag 0.5% max
Trace elements available on request
Sizing
10 x 80 or
10 x 100 or
10 x 125 or
Customer to specify (5% over and under)

2. Small Lumpy Material

Cr 48.5% min
C 6.0-8.0%
Si 6.0% max
P 0.025% max
S 0.050% max
Slag 2.0% max
Trace elements available on request
Sizing
6 x 25
3 x 25
(5% over and under)

3. Fines

Cr 47.5% min
C 6.0-8.0%
Si 7.0% max
P 0.025% max
S 0.060% max
Slag 3.0% max
H20 3.0% max ex plant
Sizing
-6mm with typical 45% as +1mm
and 55% as -1mm