Category: Glaze
Created 2017-11-27 18:57:56 by Clemson University---Ceramic Dept.
Categories: Glaze
Firing Temperature: Δ05-04
Atmospheres: Oxidation

Lisa Orr's Molasses 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 Base:100
Manganese Dioxide 10
Yellow Ochre 5
Red iron oxide 4
Total: 119

Percentage Analysis

Ingredient Amount SiO2 Al2O3 B2O3 MgO CaO K2O Na2O KNaO P2O5 Fe2O3 TiO2 MnO2 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
Manganese Dioxide108.691.31
Yellow Ochre52.8910.011.1
Red iron oxide43.80.2
Total11954.656.934.320.325.492.3318.3420.670.024.970.038.6912.91
100% no LOI 51.516.534.070.35.172.1917.2919.480.024.690.038.19

Unity Molecular Formula (UMF)

FLUXES

RO/R2O

0.69 Na2O
0.06 K2O
0.23 CaO
0.02 MgO
STABILIZERS

R2O3

0.16 Al2O3
0.15 B2O3
GLASS-FORMERS

RO2

2.13 SiO2
OTHER

 

0.07 Fe2O3
0.23 MnO2
SILICA:ALUMINA

SiO2:Al2O3

13.38

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 13.38

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 Molasses Cone--04 Glaze 05-04 0.16 0.15 2.13 0.75 0.06 0.69 0.23 0.02
green Sprite bottle 04-03 0.14 0.14 2.15 0.73 0.06 0.67 0.24 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
Manganese Dioxide Harmful WARNING Harmful if swallowed. Causes serious eye irritation. Harmful if inhaled. May cause respiratory
irritation.
Yellow Ochre Health Hazard DANGER May cause cancer.
Red iron oxide Health Hazard WARNING May cause damage to lung through prolonged or repeated exposure by inhalation