Category: Glaze
Created 2017-11-27 18:49:24 by Clemson University---Ceramic Dept.
Categories: Glaze

Atmospheres: Oxidation

Lisa Orr's Base glaze for introduction to ceramics ART 2170

Material Amount Batch Subtotal
Frit 3110 66
Soda Ash 16
Gerstley Borate 9
EPK 5
Silica 4
Total: 100

Percentage Analysis

Ingredient Amount SiO2 Al2O3 B2O3 MgO CaO K2O Na2O KNaO P2O5 Fe2O3 TiO2 LOI
Frit 31106644.143.971.913.722.279.9812.25
Soda Ash16888
Gerstley Borate91.330.092.410.311.750.040.360.40.010.040.012.66
EPK52.291.870.010.010.020.020.010.040.020.74
Silica44
Total10051.765.934.320.325.482.3318.3420.670.020.070.0311.4
100% no LOI 58.426.74.880.366.182.6320.723.330.020.080.03

Unity Molecular Formula (UMF)

FLUXES

RO/R2O

0.69 Na2O
0.06 K2O
0.23 CaO
0.02 MgO
STABILIZERS

R2O3

0.14 Al2O3
0.15 B2O3
GLASS-FORMERS

RO2

2.02 SiO2
SILICA:ALUMINA

SiO2:Al2O3

14.80

FLUX RATIO

R2O:RO

0.75 : 0.25

SiO2:Al2O3 Chart

Closest 100 neighbors in Glaze.

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Stull Chart
SiO2:Al2O3 Ratio
SiO2:Al2O3 Ratio 14.8

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
Lisa Orr's Base Cone--04 Glaze 0.14 0.15 2.02 0.75 0.06 0.69 0.23 0.02
Clear Base 1 Orr 03 0.14 0.15 2.02 0.75 0.06 0.69 0.23 0.02
Lisa Orr's Turquoise Cone--04 Glaze 05-04 0.14 0.15 2.02 0.75 0.06 0.69 0.23 0.02
Lisa Orr's Honey Amber Cone--04 Glaze 05-04 0.14 0.15 2.02 0.75 0.06 0.69 0.23 0.02

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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
Soda Ash Harmful WARNING Causes skin irritation.
Causes serious eye irritation.
2 0 0 B
Gerstley Borate
EPK HarmfulHealth Hazard DANGER EPK Kaolin is a naturally occurring mineral, which may contain amounts of crystalline silica
typically 0.1-1.0%, may cause damage to respiratory system through prolonged or repeated
exposure.
1 0 0 E
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