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Kaolin Powder
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>>  Kaolin Powder
>> Kaolin physical Properties and Chemical Analyse

Kaolin Powder

Kaolin - KSP1 Physical
100 <32 Particle Size Distribution [¥ì m]
100 <20
50 <2
10.5 At 105 ¢ªC Modulus of Rapture (kg/cm2)
18.8 At 900 ¢ªC
2.9 At 105 ¢ªC Shrinkage (%)
6.7 At 1250 ¢ªC
11.9 At 1400 ¢ªC
16.5 At 1250 ¢ªC Water Absorption (%)
10.9 At 1400 ¢ªC
93 Green Brightness (%)
97 At 1250 ¢ªC
98 At 1400 ¢ªC
2.31 Density Power (g/Cm3)
46 Plasticity ( Peff) H= 16
12500 Viscosity [CP] Sp: 3 R.P.M:5
Solid = 40% Water = 60%
7.3 Ph
48.10 SiO2 Chemical Analysis (%)
36.85 Al2O3
0.05 Fe2O3
0.52 TiO2
0.28 CaO
- MgO
0.15 Na2O
0.36 K2O
13.69 L.O.I
>91 Kaolin Mineralogical Composition (%)
<2 Montmorilonit
<3 Lllite
- Calcite
<5 Quartz
- Feldspare

Kaolin Physical Properties and Chemical Analyse

Hardness 1.5 - 2 (can leave marks on paper)
Specific gravity 2.6 (average)
Cleavage Perfect in one direction, basal
Color Usually white, colorless, greenish or yellow
Fracture Earthy
Luster Earthy
Streak White
Transparency Crystals are translucent
Crystal System Triclinic; 1
Crystal Habits Foliated and earthy masses. Crystals of any size are quite rare, usually microscopic.
Other Characteristics Clay like properties when water is added.
Best Field Indicators Habit, softness, color, luster and clay like properties