Palestone
Description: Plainsman Native Clay
| Oxide | Analysis | Formula | Tolerance |
|---|---|---|---|
| BaO | 0.32% | 0.01 | |
| CaO | 0.22% | 0.02 | |
| K2O | 2.32% | 0.15 | |
| MgO | 0.56% | 0.08 | |
| Na2O | 0.14% | 0.01 | |
| TiO2 | 0.65% | 0.05 | |
| Al2O3 | 17.20% | 1.00 | |
| P2O5 | 0.15% | 0.01 | |
| SiO2 | 70.43% | 6.95 | |
| Fe2O3 | 1.30% | 0.05 | |
| MnO | 0.01% | - | |
| LOI | 6.70% | n/a | |
| Oxide Weight | 553.29 | ||
| Formula Weight | 593.02 | ||
Notes
A pale firing stoneware with good plasticity and suitable for making up the major part of a mix. It develops maturity in the cone 8-11 range and is fine grained and strong. This is material is balanced enough to use by itself.
Fired Temperature, Cone 6 7 8 9 10 11 10R
--------------------------------------------
Fired Shrinkage: 4.4% 4.6% 4.8% 5.1% 5.4% n/a n/a
Absorption: 3.8% 3.2% 2.6% 2.0% 1.0% n/a n/a
Fired Strength:
(lbs/ square inch) 5800 6200 6700 7100 7100
Sieve Analysis Wet Washed
(Root of 2 series) +35 +48 +65 +100 +150# +200 +325
--------------------------------------------
0.1% 0.3% 1.9% 6.3% 9.1% 13.6% 21.5%
Texture: Sl. tooth
Plastic Index (1-10): 6
Green Strength (lbs/sqaure inch): 950
Dry shrinkage: 6.0
Dried density: 2.04
PCE: 21.5
Related Information
Links
| URLs |
https://plainsmanclays.ca/data/index.php?product=12900
Palestone Data Sheet |
| Typecodes |
Clay Other
Clays that are not kaolins, ball clays or bentonites. For example, stoneware clays are mixtures of all of the above plus quartz, feldspar, mica and other minerals. There are also many clays that have high plasticity like bentonite but are much different mineralogically. |
Data
| Frit Softening Point | PCE 22 |
|---|
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