Category: Glaze > Specialty > Crawling
Created 2017-09-05 01:51:44 by Sue McLeod
Categories: Glaze > Specialty > Crawling
Firing Temperature: Δ6
Atmospheres: Oxidation
Transparency: Opaque

Cedar Hill Studio old Brain Crawl recipe

Material Amount Batch Subtotal
Nepheline Syenite (Theoretical) 70
Magnesium carbonate 30
Total: 100

Percentage Analysis

Ingredient Amount SiO2 Al2O3 MgO CaO K2O Na2O KNaO Fe2O3 LOI
Nepheline Syenite (Theoretical)7042.4916.310.070.493.226.8610.080.070.49
Magnesium carbonate3014.3415.66
Total10042.4916.3114.410.493.226.8610.080.0716.15
100% no LOI 50.6719.4517.190.583.848.1812.020.08

Unity Molecular Formula (UMF)

FLUXES

RO/R2O

0.22 Na2O
0.07 K2O
0.02 CaO
0.7 MgO
STABILIZERS

R2O3

0.31 Al2O3
GLASS-FORMERS

RO2

1.38 SiO2
SILICA:ALUMINA

SiO2:Al2O3

4.42

FLUX RATIO

R2O:RO

0.28 : 0.72

SiO2:Al2O3 Chart

Closest 22 neighbors in Glaze > Specialty > Crawling.

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Stull Chart
SiO2:Al2O3 Ratio
SiO2:Al2O3 Ratio 4.42

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
Brain Crawl -old (Cedar Hill) 6 0.31 1.38 0.29 0.07 0.22 0.02 0.7
Jamie's White Crawl 10 0.31 1.38 0.29 0.07 0.22 0.02 0.7

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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
Magnesium carbonate WARNING Causes mild skin irritation
Causes eye irritation