FT-V Clay

Description: Westerwald, Germany - Plastic Clay

Oxide	Analysis	Formula
CaO	0.20%	0.02
K2O	2.60%	0.12
MgO	0.30%	0.03
Na2O	0.20%	0.01
TiO2	1.30%	0.07
Al2O3	22.80%	1.00
SiO2	63.70%	4.74
Fe2O3	2.30%	0.06
LOI	6.60%	n/a
C	0.10%	n/a
Oxide Weight		417.84
Formula Weight		447.85

Notes

Raw Color - CREAM
Particle Size (e.s.d.)
125 microns - 1.0
63 microns - 2.5
20 microns - 94
2 microns - 69
.5 microns - 47
Modulus of Rupture at 110C
Mn/M2 - 5.2
lbf/in2 - 750
Water Absorption
1120C - 3.5
1220C - 0.00
Shrinkage Dry to Fired
1120C - 9.0
1220C - 10.5
Refractoriness
Cone - 29, 1650C
Plastic Index - 923
PF NO. - 34.2

Related Information

Links

Typecodes	Clay Other Clays that are not kaolins, ball clays or bentonites. For example, stoneware clays are mixtures of all of the above plus quartz, feldspar, mica and other minerals. There are also many clays that have high plasticity like bentonite but are much different mineralogically.

By Tony Hansen
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