Analysis Report of Typical Sample of copper Granulated dump slag.
 COMPOSITION
Fe as FeO 55% to 60%
SiO 30% to 33%
A1 O 5% - 7%
CaO 1.0% - 1.5%
MgO 0.8 % - 1.0%
CuO (0.075% - 0.08%)
Free Silica < (0.5%)
Sulphates 0.1%
 
SIEVE ANALYSIS FOR BULK GRIT
0.8 mm and above 4.5%
3.4 mm to 4.8mm 7.7%
1.2 mm to 3.4mm 46.3%
0.6 mm to 1.2 mm 30.6%
0.3 mm to 0.6 mm 8.0%
0.15 mm to 0.3 mm 2.2%
0.074 mm to 0.15 mm 0.4 %
under 0.074 mm 0.3%
 
HEAVY METALS
LEAD 0.02 to 0.06%
ZINC 0.06 to 0.10%
NICKEL 0.04 to 0.09%
COPPER 0.07 to 1.0%
 
PHYSICAL PROPERTIES
Hardness 5 -7 MOHS
Colour BLACK, GLOSSY
Grain Shape MULTI  FACETED
Specific Gravity at 25o C 3.2 - 3.7
Bulk Density  at 25 o C 2.1 to 2.4 tonnes/m3
pH 6.5
Conductivity at 25o C Nil
Weight raise at 25o C 1.75 - 2.0% at 900o C
Moisture Content 0.01%

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