Category: Glaze > Clear
Created 2017-01-17 18:02:17 by Adam Yungbluth
Categories: Glaze > Clear
Firing Temperature: Δ08-02
Atmospheres: Neutral
Surface Type: Glossy
Transparency: Transparent

Don Williams, St. Petersburg, FL

If too thick, underglazes and slips will run. Not that it is a bad thing.

Material Amount Batch Subtotal
Gerstley Borate 80
Nepheline Syenite (Theoretical) 20
Total: 100

Percentage Analysis

Ingredient Amount SiO2 Al2O3 B2O3 MgO CaO K2O Na2O KNaO P2O5 Fe2O3 TiO2 LOI
Gerstley Borate8011.840.821.442.815.520.323.23.520.080.320.0823.6
Nepheline Syenite (Theoretical)2012.144.660.020.140.921.962.880.020.14
Total10023.985.4621.442.8215.661.245.166.40.080.340.0823.74
100% no LOI 31.447.1628.113.720.531.636.778.390.10.450.11

Unity Molecular Formula (UMF)

FLUXES

RO/R2O

0.19 Na2O
0.03 K2O
0.63 CaO
0.16 MgO
STABILIZERS

R2O3

0.12 Al2O3
0.69 B2O3
GLASS-FORMERS

RO2

0.9 SiO2
SILICA:ALUMINA

SiO2:Al2O3

7.45

FLUX RATIO

R2O:RO

0.22 : 0.78

SiO2:Al2O3 Chart

Closest 100 neighbors in Glaze > Clear.

Click and drag to zoom
Stull Chart
SiO2:Al2O3 Ratio
SiO2:Al2O3 Ratio 7.45

Similar Base Recipes

Similar RO/R2O Unity Formulas

R2O3 - STABILIZERS RO2 - GLASS FORMERS RO/R2O - FLUXES
Recipe Name ΔTemp Al2O3 B2O3 SiO2 ZrO2 SnO2 TiO2 KNaO K2O Na2O CaO MgO ZnO BaO PbO Li2O SrO
low fire clear 08-02 0.12 0.69 0.9 0.22 0.03 0.19 0.63 0.16
Clear Crackle 08 0.12 0.69 0.9 0.22 0.03 0.19 0.63 0.16
Seth's Blue Raku 08-05½ 0.12 0.69 0.9 0.05 0.22 0.03 0.19 0.63 0.16
Penny Copper Raku 012-06 0.1 0.7 0.94 0.02 0.21 0.09 0.12 0.63 0.16
Soldner Raku 05½ 0.11 0.7 0.95 0.2 0.03 0.17 0.64 0.16

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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
Gerstley Borate