Kaolin

Kaolin

Preface:

Kaolin is a type of clay which is found naturally and is used in many industries ranging from cosmetic, paint, paper, rubber, porcelain, medicine, etc. In its natural form Kaolin is white, soft powder with hexagonal structure under the electron microscope.


DB group offers wide range of Kaolin which is processed under intensive supervision of experts using latest technology. We offer Kaolin in both washed and non-washed form.

Physical Composition
Contents Kaolin
Natural Appearance Pinkish
Fineness 325 # (44 Microns) with Max. 2% Residue
Whiteness 60 ± 1
Fired Shrinkage@1220 7.0± 0.5
Water Absorption (%) 15.81
Water Plasticity (%) 38± 1
Dry MOR (Kg/cm2) 12.20
Fired MOR (Kg/cm2) 88.20
Moisture at 105 degree C N.A.
Oil Absorption N.A.
PH Value 4-6
Moh’s Hardness 2-5
Specific Gravity 2.16-2.68
Tapped Bulk Density (gms/ml) N.A.
Matter Sol. In water 4-6
Color Spectrometry
“L” Value 83± 2.0
“a” Value 3.31
“b” Value 6.36
Chemical Composition
SiO2 51 ± 1
MgO 0.29
Al2O3 32± 2
CaO Traces
Fe2O3 2.0 Max.
TiO2 1.2-2.2
Na2O 0.140
K2O 0.210
LOI 11-13
Physical Composition
Contents Kaolin
Natural Appearance Creamish
Fineness 325 # (44 Microns) with Max. 2% Residue
Whiteness 75 ± 1
Fired Shrinkage@1220 7.0 ± 0.5
Water Absorption (%) 17.09
Water Plasticity (%) 38 ± 1
Dry MOR (Kg/cm2) 9.10
Fired MOR (Kg/cm2) 58.20
Moisture at 105 degree C N.A.
Oil Absorption N.A.
PH Value N.A.
Moh’s Hardness N.A.
Specific Gravity N.A.
Tapped Bulk Density (gms/ml) N.A.
Matter Sol. In water N.A.
Color Spectrometry
“L” Value 90 ± 1.0
“a” Value 1.39
“b” Value 5.36
Chemical Composition
SiO2 46 ± 1
MgO 0.170
Al2O3 36 ± 1
CaO Traces
Fe2O3 0.5-1.2
TiO2 0.9-1.6
Na2O 0.100
K2O 0.083
LOI 13-15
Physical Composition
Contents Kaolin
Natural Appearance White
Fineness 325 # (44 Microns) with Max. 1% Residue
Whiteness 79 ± 1
Fired Shrinkage@1220 5.5 ± 0.5
Water Absorption (%) 19.24
Water Plasticity (%) 38 ± 1
Dry MOR (Kg/cm2) 8.80
Fired MOR (Kg/cm2) 45.60
Moisture at 105 degree C N.A.
Oil Absorption N.A.
PH Value N.A.
Moh’s Hardness N.A.
Specific Gravity N.A.
Tapped Bulk Density (gms/ml) N.A.
Matter Sol. In water N.A.
Color Spectrometry
“L” Value 92 ± 1.0
“a” Value 1.61
“b” Value 4.18
Chemical Composition
SiO2 45 ± 1
MgO 0.109
Al2O3 37 ± 1
CaO Traces
Fe2O3 0.4-0.7
TiO2 0.9-1.4
Na2O 0.0396
K2O 0.067
LOI 13-15
Physical Composition
Contents Kaolin
Natural Appearance White
Fineness 325 # (44 Microns) with Max. 1% Residue
Whiteness 83 ± 1
Fired Shrinkage@1220 5.5 ± 0.5
Water Absorption (%) 15.42
Water Plasticity (%) 36 ± 1
Dry MOR (Kg/cm2) 5.60
Fired MOR (Kg/cm2) 39.30
Moisture at 105 degree C N.A.
Oil Absorption N.A.
PH Value N.A.
Moh’s Hardness N.A.
Specific Gravity N.A.
Tapped Bulk Density (gms/ml) N.A.
Matter Sol. In water N.A.
Color Spectrometry
“L” Value 93 ± 0.5
“a” Value 0.84
“b” Value 4.11
Chemical Composition
SiO2 47 ± 1
MgO 0.107
Al2O3 37 ± 1
CaO 0.15
Fe2O3 0.3-0.6
TiO2 0.9-1.4
Na2O 0.051
K2O 0.035
LOI 13-15
Physical Composition
Contents Kaolin
Natural Appearance Creamish
Fineness 325 # (44 Microns) with Max. 0.5 % Residue
Whiteness 84 ± 1
Fired Shrinkage@1220 6.0 ± 0.5
Water Absorption (%) 14.30
Water Plasticity (%) 38 ± 1
Dry MOR (Kg/cm2) 6.80
Fired MOR (Kg/cm2) 40.80
Moisture at 105 degree C N.A.
Oil Absorption N.A.
PH Value N.A.
Moh’s Hardness N.A.
Specific Gravity N.A.
Tapped Bulk Density (gms/ml) N.A.
Matter Sol. In water N.A.
Color Spectrometry
“L” Value 93 ± 0.5
“a” Value 0.97
“b” Value 4.78
Chemical Composition
SiO2 48 ± 1
MgO 0.320
Al2O3 36 ± 1
CaO 0.31
Fe2O3 0.3-0.5
TiO2 0.9-1.4
Na2O 0.24
K2O 0.20
LOI 13-15
Physical Composition
Contents Kaolin
Natural Appearance Snow White
Fineness 325 # (44 Microns) with Max. 0.5 % Residue
Whiteness 86 ± 1
Fired Shrinkage@1220 6.0 ± 0.5
Water Absorption (%) 19.98
Water Plasticity (%) 38 ± 1
Dry MOR (Kg/cm2) 9.70
Fired MOR (Kg/cm2) 46.20
Moisture at 105 degree C N.A.
Oil Absorption N.A.
PH Value N.A.
Moh’s Hardness N.A.
Specific Gravity N.A.
Tapped Bulk Density (gms/ml) N.A.
Matter Sol. In water N.A.
Color Spectrometry
“L” Value 95 ± 0.5
“a” Value 0.64
“b” Value 4.20
Chemical Composition
SiO2 48 ± 1
MgO 0.30
Al2O3 36 ± 1
CaO 0.33
Fe2O3 0.3-0.5
TiO2 0.9-1.4
Na2O 0.21
K2O 0.19
LOI 13-15
Physical Composition
Contents Kaolin
Natural Appearance Snow White
Fineness 325 # (44 Microns) with Max. 0.5% Residue
Whiteness 87 ± 1
Fired Shrinkage@1220 5.5 ± 0.5
Water Absorption (%) 15.56
Water Plasticity (%) 36 ± 1
Dry MOR (Kg/cm2) 6.30
Fired MOR (Kg/cm2) 37.60
Moisture at 105 degree C N.A.
Oil Absorption N.A.
PH Value N.A.
Moh’s Hardness N.A.
Specific Gravity N.A.
Tapped Bulk Density (gms/ml) N.A.
Matter Sol. In water N.A.
Color Spectrometry
“L” Value 95 ± 05
“a” Value 0.52
“b” Value 3.12
Chemical Composition
SiO2 45 ± 1
MgO 0.097
Al2O3 39 ± 1
CaO Traces
Fe2O3 0.2-0.4
TiO2 0.5-0.9
Na2O 0.048
K2O 0.047
LOI 13-15
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