red squares
Home

About Us

Our Clays

Markets

Technical

Contact Us

Links

OHCC Logo
Typical Data Sheet
Shipping Point: Hickory, Kentucky

RAW PROPERTIES  
Crude Color White
Dry Modulus of Rupture (psi)* 475
Wet Sieve Residue, +200 mesh (%) 0.45
Water of Plasticity (%) 33
Linear Drying Shrinkage (%) 6.50
Soluble Sulfates (ppm) 115
Filtration (ml) 26
Specific Surface Area (m2/g) 18.9
CEC/MBI (meq/100 ml) 7.1
pH 6.0
Particle Size (% less than)
5 Micron
1 Micron
.5 Micron

86
60
48
Median Particle Diameter (Micron) 0.67
*50% clay/50% flint, cast bars

CHEMICAL ANALYSIS %
Silicon Dioxide (SiO2) 56.95
Aluminum Oxide (Al2O3) 29.01
Iron (Ferric) Oxide (Fe2O3) 0.88
Titanium Dioxide (TiO2) 2.26
Calcium Oxide (CaO) 0.11
Magnesium Oxide (MgO) 0.26
Sodium Oxide (Na2O) 0.08
Potassium Oxide (K2O) 0.69
Loss on Ignition 9.79

FIRED PROPERTIES Cone 04 Cone 3 Cone 11
Linear Fired Shrinkage (%) 4.5 6.6 7.5
Absorption (%) 15.8 12.7 5.0
PCE..................................32

spec label.
Old Hickory Clay Company ©2007
Timeless Service  Tomorrow's Quality
Old Hickory Clay Company
no. 5