Created by Glazy Admin 2015-07-16 06:59:40, updated 2015-09-20 04:02:59

Weight: 0.0000
Formula Weight: 232.4953
LOI: 14.8100
Thermal Expansion: 0.0000
Oxide SiO2 Al2O3 MgO CaO K2O Na2O P2O5 Fe2O3 TiO2
% Analysis 45.73 37.36 0.10 0.18 0.35 0.07 0.26 0.76 0.38
Formula 2.077 1.000 0.007 0.009 0.010 0.003 0.005 0.013 0.013

EPK supplies SiO2, Al2O3, Fe2O3, TiO2, and small amounts of
several fluxes.
A secondary (sedimentary) kaolin. 97% kaolinite. Fairly plastic,
white firing, good for suspending glazes.
Manufactured by Feldspar Corp.; comes from Florida.
Analyses:
Feldspar Corp.: (2001)
% 0.059 Na2O 0.33 K2O 0.098 MgO 0.18 CaO
37.36 Al2O3 45.73 SiO2 0.37 TiO2
0.79 Fe2O3 0.236 P2O5 13.91 LOI
Obstler: (Feldspar Corp., 1989)
% 0.05 Na2O 0.35 K2O 0.13 MgO 0.12 CaO
38.28 Al2O3 45.14 SiO2 0.075 P2O5 0.27 TiO2
0.75 Fe2O3 14.48 H2O 0.025 SO3
Cooper & Royle: (Appendix 8)
% 0.04 Na2O 0.22 K2O 0.12 MgO 0.09 CaO
38.71 Al2O3 45.91 SiO2 0.34 TiO2
0.42 Fe2O3 14.16 LOI
Chappell:
% 0.04 Na2O 0.22 K2O 0.12 MgO 0.09 CaO 38.71 Al2O3
45.91 SiO2 0.34 TiO2 0.42 Fe2O3 14.16 LOI
Cushing:
% 0.20 Na2O 0.25 K2O 0.15 MgO 0.10 CaO 37.8 Al2O3
46.0 SiO2 0.40 TiO2 0.60 Fe2O3 0.05 P2O5 14.0 LOI 0.03 SO3
Tichane (TCB):
% 0.2 K2O 0.1 CaO 0.1 MgO 38.7 Al2O3
45.9 SiO2 0.34 TiO2 0.42 Fe2O3 14.2 LOI
Tichane (CB):
% 0.1 Na2O 0.4 K2O 0.1 MgO 0.1 CaO 37.3 Al2O3
45.1 SiO2 0.3 TiO2 0.8 Fe2O3 14.5 LOI
IMC:
% 0.06 Na2O 0.33 K2O 0.10 MgO 0.18 CaO 37.36 Al2O3
45.73 SiO2 0.37 TiO2 0.79 Fe2O3 0.24 P2O5 13.91 LOI

Hazards

09/2016 Note: This is a new feature. If there is no safety information below, then 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
Pictograms Signal Word Hazard Statements Health Flammability Hazard Protection
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

Recipes using this material

Name Amount of EPK Temp. Atmospheres Surface Transparency Si:Al R20:RO Author
Gold Beryl 11 Δ6 Oxidation
Neutral
Glossy Transparent 10.51 0.14 : 0.86 Naomi Duffey
Emerald 11 Δ6 Oxidation
Neutral
Glossy Transparent 10.51 0.14 : 0.86 Naomi Duffey
Ruby (C.M. Sept. '17, p. 65) 11 Δ6 Oxidation
Neutral
Glossy Translucent 10.51 0.14 : 0.86 Naomi Duffey
DragonFly 8 Δ06 - 04 Raku
17.93 0.17 : 0.83 Ceramic Recipes
Early Spring Green 20 Δ5½ - 7 Neutral
Glossy Translucent 9.31 0.2 : 0.8 Arline Edmonds
Val Cushing NDVC 12 Δ5 - 6 Reduction
Satin-matte 5.51 0.31 : 0.69 Glazy Admin
Clear Buttery Grandey 15 Δ6 Oxidation
Satin Transparent 5.55 0.24 : 0.76 Glazy Admin
Edwards Waxy Clear 16 Δ6 Glossy 14.35 0.21 : 0.79 Glazy Admin
Roy Clear 1 15 Δ6 Semi-glossy 7.97 0.16 : 0.84 Glazy Admin
Nu Clear 20 Δ6 Oxidation
Glossy Transparent 8.36 0.13 : 0.87 Ginger Lukas
Unzicker Brothers Tenmoku 4.25 Δ9 - 12 Reduction
Salt & Soda
Wood
Semi-glossy 6.48 0.52 : 0.48 Nate Willever
Base clear - Matte/Satin 8.74 Δ5 - 6 Oxidation
Semi-matte Opaque 4.98 0.3 : 0.7 Pam Bradley
Pumpkin 24.27 Δ10 Reduction
4.66 0.23 : 0.77 Glazy Admin
VC 611 12 Δ6 Oxidation
Glossy Transparent 5.23 0.51 : 0.49 Ginger Lukas
Purple 8.75 Δ5 - 6 Oxidation
Semi-glossy Opaque 4.98 0.3 : 0.7 Pam Bradley
Base clear - semi gloss 2 (variation) 7.59 Δ5 - 6 Oxidation
Semi-glossy Semi-opaque 5.3 0.3 : 0.7 Pam Bradley
Tenmoku 4.3 Δ10 - 12 Reduction
Semi-glossy Opaque 6.41 0.5 : 0.5 chance taylor
Test Blue 19 Δ9 - 10 Reduction
Glossy Opaque 5.84 0.27 : 0.73 Hailey Smither
Clemson Snow White Stoneware 19.92 Δ9 - 10 Oxidation
Reduction
6.27 0.85 : 0.15 Clemson University---Ceramic Dept.
GVSU (Staley) Deflocculated Porcelain Casting Slip 19.8 Δ9 - 10 Oxidation
Reduction
Glossy 3.39 0.87 : 0.13 Clemson University---Ceramic Dept.
Sue's Clear -new (Cedar Hill) 3150 Δ6 Oxidation
Glossy Transparent 7.49 0.22 : 0.78 Sue McLeod
Sue's Black Velvet -new (Cedar Hill) 14 Δ6 Oxidation
Matte Opaque 4.84 0.3 : 0.7 Sue McLeod
Black Matte -old (Cedar Hill) 19.9 Δ6 Oxidation
Matte Opaque 5.14 0.22 : 0.78 Sue McLeod
Sue's Matte Turquoise -new (Cedar Hill) 13.5 Δ6 Oxidation
Matte Opaque 4.79 0.3 : 0.7 Sue McLeod
Sue's Blue -new (Cedar Hill) 15 Δ6 Oxidation
Matte Opaque 5.38 0.19 : 0.81 Sue McLeod
Sue's Green -new (Cedar Hill) 15 Δ6 Oxidation
Matte Opaque 5.17 0.15 : 0.85 Sue McLeod
Sue's Brain Crawl -new (Cedar Hill) 30 Δ6 Oxidation
Opaque 4.13 0.27 : 0.73 Sue McLeod
Sue's Woo Yellow -new (Cedar Hill) 11 Δ6 Oxidation
Reduction
Matte Opaque 5.12 0.3 : 0.7 Sue McLeod
Woo Yellow -old (Cedar Hill) 9.04 Δ6 Oxidation
Matte Opaque 5.73 0.21 : 0.79 Sue McLeod
Sue's Eggshell (Cedar Hill) 16 Δ6 Oxidation
Semi-matte Opaque 4.97 0.39 : 0.61 Sue McLeod
Blue Green Pink (Cedar Hill) 13 Δ6 - 7 Oxidation
Reduction
Glossy Transparent 9.02 0.25 : 0.75 Sue McLeod
Malcolm Davis Shino (Cedar Hill) 17 Δ6 Reduction
Semi-glossy Opaque 3.81 0.94 : 0.06 Sue McLeod
Sapphire Blue (Cedar Hill) 23.5 Δ6 Oxidation
Glossy Opaque 7.82 0.42 : 0.58 Sue McLeod
Randy's Red (Cedar Hill) 5.05 Δ6 Oxidation
Glossy 15.88 0.17 : 0.83 Sue McLeod
Raw Sienna (Cedar Hill) 28 Δ6 Oxidation
Reduction
Glossy 6.94 0.1 : 0.9 Sue McLeod
Eggplant (Cedar Hill) 4.46 Δ6 Oxidation
Matte Opaque 9.34 0.23 : 0.77 Sue McLeod
SM Oribe 12 Δ9 - 11 Reduction
Salt & Soda
Wood
Glossy 9.03 0.12 : 0.88 Christopher Lee
VC Matte White 10 Δ5 - 7 Oxidation
Satin-matte Opaque 5.72 0.61 : 0.39 Roxi Clark
Floating Blue 5.4 Δ5 - 6 Oxidation
Semi-glossy Semi-opaque 7.01 0.47 : 0.53 mitch henke
Matt's Iron Red 4 Δ6 Oxidation
Semi-glossy Semi-opaque 9.44 0.2 : 0.8 Matt Garrett