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CC31 China Clay

Alternate Names: Kaolin CC31

Oxide Analysis Formula
CaO 0.10% 0.01
K2O 2.80% 0.08
MgO 0.20% 0.01
Na2O 0.10% 0.00
TiO2 0.10% 0.00
Al2O3 36.30% 1.00
SiO2 47.80% 2.23
Fe2O3 0.90% 0.02
LOI11.70%
Oxide Weight 248.12
Formula Weight 280.99

Notes

Particle Size (e.s.d.)
125 microns - <0.06
10 microns - 93
2 microns - 50
1 microns - 35
Modulus of Rupture at 110C
Mn/M2 - 1.3
lbf/in2 - 180
Defloculant Required - (3:1 Na2SiO3(C.100):Na2CO3) - 0.3
Water Absorption
1120C - 20.5
1220C - 7.00
Shrinkage Dry to Fired
1120C - 10.50
1220C - 17.50
Reflectance 464nm
1120C - 85
1220C - 83
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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