Chemical composition

Iron (Fe)

Silica (SiO2)

Alumina (Al2O3)

Manganese (Mn)

Magnesium Oxide (MgO)

Calcium Oxide (CaO)

Sodium Oxide (Na2O)

Potassium Oxide (K2O)

Phosphorus (P)

Sulfur (S)

Titanium (Ti)

Loss on ignition (LOI)

Arsenic (As)

Copper (Cu)

Zinc (Zn)

Lead (Pb)

Tin (Sn)

Mineralogical composition

Hematite (Fe2O3)

Magnetite (Fe3O4)

Goethite (FeO(OH))

Quartz

Kaoliniter

Bulk density (ISO 3852)

Free moisture (by weight)

Blast furnace performance properties

Decrepitation index (% - 5mm) (ISO/CD 8371)

RDI - Low temperature reduction degradation index (JSM) (<3mm)

ISO Reducibility (ISO 4695)

JIS Reducibility (JIS - M8731) (ISO 7215)

Strength measurement

Abrasion index (ISO 3271)

Tumble index (ISO 3271)

Size distribution

Millimetres

+31.5

-31.5 +20.0

-20 +10.0

-10 +6.3

-6.3 +0.2

-0.2

Weight %(dry)

64.110

1.990

0.480

0.070

0.070

0.020

<0.050

<0.010

0.079

0.050

0.018

5.500

0.008

0.002

0.002

<0.001

<0.001

Weight % (dry)

40.7

4.0

52.1

1.4

1.2

1.97t/m ³

1.60%

6.8%

17.1%

1.26% R/min

60.6%

7.7%

87.7%

Weight % (dry)

2.5

37.5

50

3

5

2

Chemical composition

Iron (Fe)

Silica (SiO2)

Alumina (Ai2O3)

Phosphorus (P)

Sulfur (S)

Loss on ignition (LOI)

Free moisture

size distribution

Millimetres

31.5

6.3

Weight%(dry)

63.750 minimum

2.750 maximum

0.800 maximum

0.085 maximum

0.050 maximum

6.000 maximum

Weight%

3.00 maximum

Weight% passing(dry)

97.00 minimum

9.00 maximum