Category: Glaze
Created 2017-09-05 02:25:15 by Sue McLeod
Categories: Glaze
Firing Temperature: Δ6
Atmospheres: Oxidation
Surface Type: Glossy
Transparency: Transparent

Cedar Hill Studio new Clear glaze. Replacing ch old clear that had a yellow tinge due to iron content of Ravenscrag slip.

Material Amount Batch Subtotal
Minspar 200 3600
EPK 3150
Wollastonite (Theoretical) 2430
Silica 2100
Frit 3124 2100
Frit 3134 1350
Whiting 300
Total: 15030

Percentage Analysis

Ingredient Amount SiO2 Al2O3 B2O3 MgO CaO K2O Na2O KNaO P2O5 Fe2O3 TiO2 LOI
Minspar 20032668.9554.23148.25235.05383.32.1210.8
EPK3113.265.8210.872.1513.028.1923.9611.98466.52
Wollastonite (Theoretical)211
Silica22
Frit 312421207.85289.11295.5314.22131.96146.18
Frit 31341627.82311.71271.73138.74138.74
Whiting300168.3131.7
Total1592600.823.261173.35507.9681.258.1926.0911.98609.02
100% no LOI 62.8714.244.170.0213.651.23.524.720.060.180.08

Unity Molecular Formula (UMF)

FLUXES

RO/R2O

0.18 Na2O
0.04 K2O
0.78 CaO
STABILIZERS

R2O3

0.45 Al2O3
0.19 B2O3
GLASS-FORMERS

RO2

3.34 SiO2
SILICA:ALUMINA

SiO2:Al2O3

7.49

FLUX RATIO

R2O:RO

0.22 : 0.78

SiO2:Al2O3 Chart

Closest 100 neighbors in Glaze.

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Stull Chart
SiO2:Al2O3 Ratio
SiO2:Al2O3 Ratio 7.49

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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
Minspar 200 Health Hazard WARNING May cause damage to lung through prolonged or repeated inhalation 2 0 0 E
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
Wollastonite (Theoretical) Health Hazard DANGER Vansil W-30 Wollastonite SDS:
May cause cancer if inhaled.
Causes damage to organs through prolonged or repeated exposure if inhaled. (respiratory tract)
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