Imco 800 Fireclay

Smooth plastic red fireclay

Chemistry

CaO0.040
K2O0.510
Na2O0.510
Al2O331.530
SiO249.650
Fe2O36.440

Volatiles

LOI10.810

Links to Other Materials

Miscellaneous

Notes

Ground to 200 mesh, this is a refractory plastic smooth tan burning very smooth plastic clay with kaolin-like working properties. Although referred to as a fireclay, it bloats by cone 11. It is yellowish in the raw state.

To formulate a substitute for Newman fireclay we mixed this 50:50 with Carbondale Red and added 15% silica and made a body containing 50% Newman. The results showed that this mix has less color than Newman and is quite a bit more vitreous. Much more silica will be needed to cut the maturity and this will result in loss of color making the addition of iron necessary.


Suppliers

Authors

XML

<?xml version="1.0" encoding="UTF-8"?>
<material name="Imco 800 Fireclay" descrip="Smooth plastic red fireclay" generic="0" rawmineral="0" searchkey="" loi="10.81">
<families>
<family name="Refractory"/>
</families>
<regions>
<region name="North America"/>
</regions>
<oxides>
<oxide symbol="CaO" name="Calcium Oxide, Calcia" status="" percent="0.040" tolerance=""/>
<oxide symbol="K2O" name="Potassium Oxide" status="" percent="0.510" tolerance=""/>
<oxide symbol="Na2O" name="Sodium Oxide, Soda" status="" percent="0.510" tolerance=""/>
<oxide symbol="Al2O3" name="Aluminum Oxide, Alumina" status="U" percent="31.530" tolerance=""/>
<oxide symbol="SiO2" name="Silicon Dioxide, Silica" status="" percent="49.650" tolerance=""/>
<oxide symbol="Fe2O3" name="Iron Oxide, Ferric Oxide" status="" percent="6.440" tolerance=""/>
</oxides>
<volatiles>
<volatile symbol="" name="" percent="10.810" tolerance=""/>
</volatiles>
<references>
<reference name="seealso" reason=""/>
<reference name="seealso" reason=""/>
<reference name="seealso" reason=""/>
<reference name="seealso" reason=""/>
</references>
<suppliers>
<supplier name="Industrial Minerals Co" country="US" url="http://www.clayimco.com" label=""/>
</suppliers>
<notes>
<note>Ground to 200 mesh, this is a refractory plastic smooth tan burning very smooth plastic clay with kaolin-like working properties. Although referred to as a fireclay, it bloats by cone 11. It is yellowish in the raw state.

To formulate a substitute for Newman fireclay we mixed this 50:50 with Carbondale Red and added 15% silica and made a body containing 50% Newman. The results showed that this mix has less color than Newman and is quite a bit more vitreous. Much more silica will be needed to cut the maturity and this will result in loss of color making the addition of iron necessary.
</note>
</notes>
</material>



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