FT-RSB Clay

Description: Westerwald, Germany - Plastic Clay

Oxide	Analysis	Formula
CaO	0.30%	0.03
K2O	2.00%	0.11
MgO	0.40%	0.05
Na2O	0.20%	0.02
TiO2	1.20%	0.08
Al2O3	20.30%	1.00
SiO2	62.80%	5.25
Fe2O3	5.60%	0.18
LOI	7.30%	n/a
C	0.10%	n/a
Oxide Weight		466.29
Formula Weight		503.55

Notes

Raw Color - LIGHT RED - DARK RED
Particle Size (e.s.d.)
125 microns - 0.3
63 microns - 2.8
20 microns - 90
2 microns - 62
.5 microns - 44
Modulus of Rupture at 110C
Mn/M2 - 6.4
lbf/in2 - 920
Water Absorption
1120C - 2.5
1220C - 1.00
Shrinkage Dry to Fired
1120C - 7.5
1220C - 8.1
Plastic Index - 828
PF NO. - 34.0

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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