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Qc China Clay

Oxide Analysis Formula
CaO 0.10% 0.00
K2O 2.40% 0.07
MgO 0.20% 0.01
Na2O 0.10% 0.00
TiO2 0.40% 0.01
Al2O3 36.50% 1.00
SiO2 47.50% 2.21
Fe2O3 1.00% 0.02
LOI11.80%
C0.10%
Oxide Weight 246.48
Formula Weight 279.77

Notes

Particle Size (e.s.d.)
125 microns - <0.1
10 microns - 87
2 microns - 42
1 microns - 28
Modulus of Rupture at 110C
Mn/M2 - 1.0
lbf/in2 - 140
Defloculant Required - (3:1 Na2SiO3(C.100):Na2CO3) - 0.2
Water Absorption
1120C - 20.5
1220C - 14.00
Shrinkage Dry to Fired
1120C - 10.00
1220C - 14.50
Reflectance 464nm
1120C - 84
1220C - 81
Refractoriness
Cone - 33, 1730C

Related Information

Links

Materials Kaolin
Typecodes Kaolin
Pure clay mineral, there are many brand names of varying purity and iron content.

By Tony Hansen


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