optiKasT Kaolin for Slip Casting Bodies 10 Pounds Dry (Velvacast)

optiKasT Kaolin for Slip Casting Bodies : Substitute for Velvacast

optiKasT is a coarse-grained kaolin used primarily in ceramic casting applications. It has a very fast cast and exceptional deflocculation characteristics. optiKasT is preferred in pressure casting systems where a faster cast rate is desired.

K A OLIN
optiKasT TM
optiKasT is a coarse-grained kaolin used primarily in ceramic casting applications. It has a very fast cast and exceptional deflocculation characteristics. optiKasT is preferred in pressure casting systems where a faster cast rate is desired.
TYPICAL PROPERTIES
CHEMICAL ANALYSIS
SiO2 (%) 45.2
Al2O3 (%) 38.7
Fe2O3 (%) 0.5
TiO2 (%) 1.6
K2O (%) 0.1
Na2O (%) 0.1
CaO (%) 0.1
MgO (%) Trace
L.O.I. (%) 13.6
Carbon (%) 0.03
Sulfur (%) 0.04
PHYSICAL PROPERTIES
pH 5.7
M.B.I. (meq/100g) 2.4
Specific Surface Area (sq-m/g) 11.0
Dry M.O.R.* (psi) 225
PARTICLE SIZE
+325 Mesh (% retained) 6.0
%< 20 (microns) 94
%< 10 (microns) 85
%< 5 (microns) 74
%< 2 (microns) 55
%< 1 (microns) 37
%< 0.5 (microns) 18
*Extruded 50/50 Clay/Flint