Digitalfire Ceramic Materials Database

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APG Missouri Fireclay

Buff Burning Plastic Fireclay

Chemistry %

CaO	0.35
MgO	0.35
K2O	0.50
Na2O	0.50
TiO2	2.00
Al2O3	31.00
SiO2	52.00
Fe2O3	2.00

Volatiles %

LOI

11.00

A popular medium plasticity buff burning clay used in stoneware, sculpture and many other types of clay bodies. It is very refractory (8-10% absorption, 12% total shrinkage cone 10) and fires to an attractive surface. It is considered very consistent.

It is also used for mortar for building kilns.

20 mesh grade:
0-0.5% on 14 mesh
0.5-10.0 on 20 mesh
35.0-50.0 through 100 mesh

28 mesh grade:
0.5-5.0 on 20 mesh
0.5-10.0 on 28 mesh
20.0-38.0 through 100 mesh

PCE; 30-31.5

Out Bound Links

(Materials - Unspecified) Plainsman Fireclay - Plainsman Fireclay
PFC
(Materials - Unspecified) Imco 400 Fireclay - Fireclay
(Materials - Parent) Fireclay
Fire Clay
(Hazards) Quartz, Crystalline Silica Toxicity
Overview of quartz hazards in the ceramic industry...
(Typecodes) 1: CLO - Clay Other
(MDT) Ron Roy
This is the traditional Ron Roy materials file. He...
(MDT) North America
The decision about what materials to include in th...
(Typecodes - Type) 1: FRC - Fireclay

In Bound Links

(Articles - Unspecified)
Duplicating AP Green Fireclay
Few people actually understood what AP Green fireclay really was (it is no longer available). By car...
(Materials - Unspecified) Hawthorne Bond - Missouri Fire Clay
Hawthorne Fireclay, Hawthorn, HAWTHORN 35m
(Materials - Unspecified) NAT Dry Milled Fireclay - Buff Burning Plastic Fireclay
(Materials - Unspecified) Pine Lake Fireclay - Plastic Pennsylvania Fire Clay

XML for Import into INSIGHT

<?xml version="1.0" encoding="UTF-8"?>
<material name="APG Missouri Fireclay" descrip="Buff Burning Plastic Fireclay" searchkey="AP Green, A.P., A. P., APG Fire, APGFC" loi="0.00" casnumber="70694-09-6">
<oxides>
<oxide symbol="CaO" name="Calcium Oxide, Calcia" status="" percent="0.350" tolerance=""/>
<oxide symbol="MgO" name="Magnesium Oxide, Magnesia" status="" percent="0.350" tolerance=""/>
<oxide symbol="K2O" name="Potassium Oxide" status="" percent="0.500" tolerance=""/>
<oxide symbol="Na2O" name="Sodium Oxide, Soda" status="" percent="0.500" tolerance=""/>
<oxide symbol="TiO2" name="Titanium Dioxide, Titania" status="" percent="2.000" tolerance=""/>
<oxide symbol="Al2O3" name="Aluminum Oxide, Alumina" status="" percent="31.000" tolerance=""/>
<oxide symbol="SiO2" name="Silicon Dioxide, Silica" status="" percent="52.000" tolerance=""/>
<oxide symbol="Fe2O3" name="Iron Oxide, Ferric Oxide" status="" percent="2.000" tolerance=""/>
</oxides>
<volatiles>
<volatile symbol="LOI" name="Loss on Ignition" percent="11.000" tolerance=""/>
</volatiles>
</material>