Chemical analysis for slag chrome:
Sio2 35.76
Mgo 27.88
Al2o3 24.56
Cr2o3 5.58
Fe2o3 2.00
Cao 2.28
Tio2 0.45
So3 0.65
Na2o 0.18
Mno 0.13
K2o 0.09
Chemical analysis for chrome:
Chrome cr 54% min
Silicon si 4% max
Carbon c 8% max
Phosphorus p 0.030 % max
Sulfur s 0.030 % max.
LOI 33.1
SiO2 25.3
Al2O3 5.02
Fe2O3 2.86
CaO 19.6
MgO 10.6
SO3 0.26
K2O 0.28
Na2O 1.50
CI 0.01
TIOZ 0.21
NiO 0.02
ZnO 0.01
P2O3 0.05
Cr2O3 0.03
MnO .....
CaSO4.2h2o 95.30%
Silica Sio2 2.90%
Aluminum Al2O3 12.46%
sodium Na2O 0.1%
Magnesium Mgo 2.61%
Potassium k2O 0.05%
Titanium TiO2 0.31%
Manganese Mn2O3 0.02%
Calcium CaO 0.94%
Phosphorus P2O3 0.02%
Sulfate SO2 0%
Iron Fe2O3 2.69%
L.O.I 13.41%
type(A) type(B) type(C)
sio2 67 73 63-67
al2o3 30-1 19-21 28-30
fe2o3 0.2 0.8 0.1 - 0.5
tio2 - 0.3 0.2
cao 0.2 0.56 0.7
mgo 0.4 0.3 - 0.7 0.9 -1
k2o 0.7 2 - 3.1 4.5 - 5
na2o 0.5 0.5 - 1 0.9 - 1.2
so3 0.01 - -
color white to cream white to gray white to cream
fired strenght 150 380 500
(kg/cm2)
dry strenght 25 8 17.
Chemical analysis:
Baso4 90% min
Water soluble solids 0.1% max
Moisture content 1% max
Size 200 mesh
Physical analysis :
S.G 4.1 gr / cm 3 min
Silica 64.94
Aluminum 12.46
Sodium 1.99
Magnesium 2.61
Potassium 0.26
Titanium 0.31
Manganese 0.02
Calcium 0.94
Phosphorus 0.02
Sulfate 0
Iron 2.69
L.O.I 13.41
Silica - SiO2 - 97.2
Iron - Fe2O3 - 0.36
Aluminium - Al2o3 - 0.52
Calcium - CaO - 0.76
Magnesium - MgO - 0.25
Sodium - Na2O - 0.1
Potassium - K2O - 0.14
Sulphate - SO3 - 0.11
Chloride - CI - 0.01
Loss on ig - LOI - 0.22
Moisture - 0.1
