Samson Kaolin
| Oxide | Analysis | Formula | Tolerance |
|---|---|---|---|
| CaO | 0.16% | 0.01 | |
| K2O | 0.21% | 0.01 | |
| MgO | 0.13% | 0.01 | |
| Na2O | 0.12% | 0.01 | |
| TiO2 | 1.49% | 0.05 | |
| Al2O3 | 38.10% | 1.00 | |
| SiO2 | 46.70% | 2.08 | |
| Fe2O3 | 0.56% | 0.01 | |
| LOI | 13.40% | n/a | |
| Oxide Weight | 234.17 | ||
| Formula Weight | 270.41 | ||
Notes
An intermediate-grained, white-fireing kaolin used in both casting and pressing applications.
Physical Properties
===================
Dry M.O.R., psi:* 400
pH: 4.8
C.E.C., meq/100g: 6.5 +/- 1.0
Specific Surface Area, sq metre/g: 16.5
Specific Gravity: 2.6
P.C.E.: 33-34
Particle Size, Microns: 20 10 5 2 1 0.5 325# residue
(% finer than) 99% 97% 93% 81% 72% 56% .5
Fired Properties
================
Color, Cone 8 (L) 83.0
(a) -0.8
(b) 8.6
------------------
*Extruded, 50% ball clay, 50% flint
**50% Clay, 50% Nepheline Syenite
Related Information
Links
| Materials |
Kaolin
The purest of all clays in nature. Kaolins are used in porcelains and stonewares to impart whiteness, in glazes to supply Al2O3 and to suspend slurries. |
| Typecodes |
Kaolin
Pure clay mineral, there are many brand names of varying purity and iron content. |
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