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T19

Description: Plainsman raw fireclay

Oxide Analysis Formula Tolerance
CaO 0.30% 0.02
K2O 0.45% 0.02
MgO 0.37% 0.03
Na2O 0.04% -
TiO2 0.93% 0.04
Al2O3 27.04% 1.00
SiO2 55.20% 3.46
Fe2O3 1.04% 0.02
LOI 14.05%n/a
Oxide Weight 322.03
Formula Weight 374.67

Notes

A highly plastic white burning ball clay mined in Claybank, Sask.

Related Information

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Materials Fireclay
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.
Typecodes Fireclay
Fireclays are non-kaolin non-ball clay materials similar to stoneware clays but lacking fluxing oxides. Many fireclays have a PCE of 28 or more.
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