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Redearth

Plainsman Native Clay

Alternate Names: Red Earth

OxideAnalysisFormula
BaO0.24%0.011
CaO0.49%0.061
MgO1.13%0.195
K2O3.27%0.241
Na2O0.73%0.082
P2O50.32%0.016
TiO20.62%0.054
Al2O314.67%1.000
SiO268.99%7.981
Fe2O33.82%0.166
MnO0.02%0.002
LOI5.70
Oxide Weight655.66
Formula Weight695.30
If this formula is not unified correctly please contact us.
GSPT - Frit Softening Point PCE 12

A maroon firing, low temperature, smooth and plastic material with exceptional working characteristics and green and fired strength. Suitable is the main or only ingredient in high quality terra cotta bodies or low temperature stonewares.

Fired Temperature, Cone 04 02 1 2 3 4 5
-------------------------------------------
Fired Shrinkage: 2.0% 2.9% 6.4% 7.0% 5.5% 4.8% n/a
Absorption: 10.0% 6.0% 2.3% 1.7% 1.1% 1.0% 0.4%
Fired Strength:
(lbs/ square inch) 5200 8500 8300 6600

Sieve Analysis Wet Washed
(Root of 2 series) +35 +48 +65 +100 +150# +200 +325
-------------------------------------------
0.0% 0.5% 2.1% 4.2% 6.8% 17.9% n/a

Texture: Smooth
Plastic Index (1-10): 7
Green Strength (lbs/sqaure inch): 1350
Dry shrinkage: 7.0
Dried density: 2.04
PCE: 12


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By Tony Hansen

XML for Import into INSIGHT

<?xml version="1.0" encoding="UTF-8"?> <material name="Redearth" descrip="Plainsman Native Clay" searchkey="Red Earth" loi="5.70" casnumber="70694-09-6"> <oxides> <oxide symbol="BaO" name="Barium Oxide, Baria" status="" percent="0.240" tolerance=""/> <oxide symbol="CaO" name="Calcium Oxide, Calcia" status="" percent="0.490" tolerance=""/> <oxide symbol="MgO" name="Magnesium Oxide, Magnesia" status="" percent="1.130" tolerance=""/> <oxide symbol="K2O" name="Potassium Oxide" status="" percent="3.270" tolerance=""/> <oxide symbol="Na2O" name="Sodium Oxide, Soda" status="" percent="0.730" tolerance=""/> <oxide symbol="P2O5" name="Phosphorus Pentoxide" status="" percent="0.320" tolerance=""/> <oxide symbol="TiO2" name="Titanium Dioxide, Titania" status="" percent="0.620" tolerance=""/> <oxide symbol="Al2O3" name="Aluminum Oxide, Alumina" status="" percent="14.670" tolerance=""/> <oxide symbol="SiO2" name="Silicon Dioxide, Silica" status="" percent="68.990" tolerance=""/> <oxide symbol="Fe2O3" name="Iron Oxide, Ferric Oxide" status="" percent="3.820" tolerance=""/> <oxide symbol="MnO" name="Manganous Oxide" status="" percent="0.020" tolerance=""/> </oxides> <volatiles> <volatile symbol="LOI" name="Loss on Ignition" percent="5.700" tolerance=""/> </volatiles> </material>


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