Category: Glaze > Iron > Celadon > Chun
Created 2017-09-04 09:09:05 by Tom Demeranville
Categories: Glaze > Iron > Celadon > Chun
Firing Temperature: Δ5-7
Atmospheres: Oxidation
Surface Type: Glossy
Transparency: Semi-opaque

Selsor chun recalc

Should apply loads better due to clay content.

Note this was based on a selsor recipe with minspar, not theoretical feldspar.

TODO: test with:
2% copper
1% copper, 2% tin, 0.6% Sic
2% red iron, 1% tin, 0.6% sic

Material Amount Batch Subtotal
Silica 43.5
Potclays/BPS High Alkaline Frit 13.5
Devon China Clay 13.5
Gillespie Borate 12.5
Whiting 10.5
Dolomite 3.75
Zinc Oxide 2.75
Total Base:100
Bentonite 2
Copper Carbonate 2
Total: 104

Percentage Analysis

Ingredient Amount SiO2 Al2O3 B2O3 MgO CaO SrO ZnO K2O Na2O KNaO Fe2O3 TiO2 CuO LOI
Silica43.543.5
Potclays/BPS High Alkaline Frit13.56.790.770.520.722.342.364.7
Devon China Clay13.56.355.040.030.010.320.010.330.110.031.62
Gillespie Borate12.51.470.213.060.492.870.060.470.473.86
Whiting10.55.894.61
Dolomite3.750.821.141.79
Zinc Oxide2.752.75
Bentonite21.190.40.040.020.020.060.080.070.2
Copper Carbonate21.290.71
Total10459.36.423.591.3810.660.062.752.692.95.590.180.031.2912.79
100% no LOI 657.043.931.5111.690.063.012.943.186.130.20.031.41

Unity Molecular Formula (UMF)

FLUXES

RO/R2O

0.14 Na2O
0.09 K2O
0.1 ZnO
0.57 CaO
0.1 MgO
STABILIZERS

R2O3

0.19 Al2O3
0.15 B2O3
GLASS-FORMERS

RO2

2.96 SiO2
OTHER

 

0.05 CuO
SILICA:ALUMINA

SiO2:Al2O3

15.69

FLUX RATIO

R2O:RO

0.23 : 0.77

SiO2:Al2O3 Chart

Closest 25 neighbors in Glaze > Iron > Celadon > Chun.

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Stull Chart
SiO2:Al2O3 Ratio
SiO2:Al2O3 Ratio 15.69

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Hazards

09/2016 Note: This is a new feature. If a recipe material is not listed, that material's data has not yet been added. Some materials only have GHS ratings, while others only have HMIS ratings. Warnings differ between systems and countries. Glazy does not take any responsibility for accuracy of linked SDS information. Contact your ceramics supplier for safety information for your specific materials.
Globally Harmonized System (GHS) Hazardous Materials Identification System (HMIS) SDS Link
Material Pictograms Signal Word Hazard Statements Health Flammability Hazard Protection
Silica HarmfulHealth Hazard DANGER From 200-Mesh SDS:
May cause cancer by inhalation.
Causes damage to lungs through prolonged or repeated exposure by inhalation.
* 0 0 E
Whiting Harmful WARNING Causes eye irritation
Dolomite Health Hazard DANGER May cause cancer (Inhalation) 1 0 0 E
Zinc Oxide 0 0 0 *
Bentonite Harmful WARNING Causes eye irritation
Causes skin irritation
May cause respiratory irritation
Copper Carbonate Harmful WARNING Harmful if swallowed.
Causes skin irritation.
Causes serious eye irritation.