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CP#7 Ball Clay

Refractory ball clay

Alternate Names: CP #7 Ball Clay, CP#7 Clay, Spinks CP#7 Ball Clay

Oxide Weight308.91
Formula Weight353.85
If this formula is not unified correctly please contact us.

The manufacturer describes it as a fine-grained engineered blend offering high Al2O3 percentage and excellent PCE characteristics. Excellent fired color an plasticity make this product ideally suited for refractory and dinnerware applications.

Relative Viscosity (1.2 Sp. Gr.):* 1.31
Casting Rate: (gms per 15 min/426 cm2):* 248
Water of Plasticity:* 20.2
% Dry Shrinkage:* 5.13
Dry M.O.R., psi:* 905

Cone 04 8 11
Fired Shrinkage:* 0.2% 1.9% 2.2%
Absorption:* 17.2% 13.4% 12.5%
M.O.R. psi:* 2320 4960 5790

Thermal Expansion, Cone 8: .535% at 700C
P.C.E.: 33
pH: 5.6
Oil Absorption: 35
Bulk Density, lbs per cubic foot: 33-38
Particle Size, Microns: 20 10 5 2 1 0.5 0.2
96% 93% 83% 65% 46% 29% 12%

*Specimens: De-aired, extruded, 50% ball clay, 50% flint

Out Bound Links

By Tony Hansen

XML for Import into INSIGHT

<?xml version="1.0" encoding="UTF-8"?> <material name="CP#7 Ball Clay" descrip="Refractory ball clay" searchkey="CP #7 Ball Clay, CP#7 Clay, Spinks CP#7 Ball Clay" loi="0.00" casnumber="70694-09-6"> <oxides> <oxide symbol="CaO" name="Calcium Oxide, Calcia" status="" percent="0.300" tolerance=""/> <oxide symbol="MgO" name="Magnesium Oxide, Magnesia" status="" percent="0.100" tolerance=""/> <oxide symbol="K2O" name="Potassium Oxide" status="" percent="0.260" tolerance=""/> <oxide symbol="Na2O" name="Sodium Oxide, Soda" status="" percent="0.050" tolerance=""/> <oxide symbol="P2O5" name="Phosphorus Pentoxide" status="" percent="0.010" tolerance=""/> <oxide symbol="TiO2" name="Titanium Dioxide, Titania" status="" percent="1.600" tolerance=""/> <oxide symbol="Al2O3" name="Aluminum Oxide, Alumina" status="" percent="28.700" tolerance=""/> <oxide symbol="SiO2" name="Silicon Dioxide, Silica" status="" percent="54.900" tolerance=""/> <oxide symbol="Fe2O3" name="Iron Oxide, Ferric Oxide" status="" percent="1.000" tolerance=""/> </oxides> <volatiles> <volatile symbol="LOI" name="Loss on Ignition" percent="12.500" tolerance=""/> <volatile symbol="SO3" name="Sulfur Trioxide" percent="0.200" tolerance=""/> </volatiles> </material>

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