Category: Slip & Engobe > Slip
Created 2000-01-01 00:00:00 by Glazy Admin
Categories: Slip & Engobe > Slip
Firing Temperature: Δ10
Atmospheres: Oxidation, Reduction

This recipe was imported from Louis Katz's Hyperglaze database available on his website: http://falcon.tamucc.edu/~lkatz/allglazes.txt
More information about Louis Katz can be found on his website, http://www.louiskatz.net/

Louis Katz Notes: I am not a safety expert and any information contained in this file about safety should be ignored in favor of advice from experts. All of the materials in all glazes are potentially hazardous. All of these glaze recipes are given without any representation of accuracy or safety. They may work, they may not. They may be safe when fired or they may not. All of the materials used in them have hazards associated with them. You must be have sufficient training in the hazards before you use the the materials. You will have to determine the suitability and safety for your use. Do not assume that a lack of a warning about a material means that it is safe.

Cone: 10
Color: Opaque White
Testing: Tested
Surface texture: ? Slip or Engobe
Firing: Ox. or Red.
Recipe: Percent Batch
EPK Kaolin 40.00 3000
Ball Clay 30.00 2250
Silica 15.00 1125
Custer Feldspar 15.00 1125
Totals: 100.00 % 7500 gm
Also add:
Pink 6020 Mason Stain 10.00 750
Black 6600 Mason Stain 10.00 750
Chrome Oxide 5.00 375
Red Iron Oxide 5.00 375
Comments:
Cobalt Carbonate 1.5% and
Mason Stain 6364 5%
about ten quarts water for 12000grms

Material Amount Batch Subtotal
EPK 40
Ball Clay (Theoretical) 30
Silica 15
Custer Feldspar (1989) 15
Total Base:100
Mason stain 10
Mason 6600 black stain 10
Chrome Oxide 5
Red iron oxide 5
Total: 130

Percentage Analysis

Ingredient Amount SiO2 Al2O3 MgO CaO K2O Na2O KNaO P2O5 Fe2O3 TiO2 Cr2O3 LOI
EPK4018.2914.940.040.070.140.030.170.10.30.155.92
Ball Clay (Theoretical)3017.727.510.090.090.270.120.390.310.33.6
Silica1515
Custer Feldspar (1989)1510.32.610.051.550.4520.05
Mason stain10
Mason 6600 black stain10
Chrome Oxide55
Red iron oxide54.750.25
Total13061.325.060.130.211.960.62.560.15.360.4559.82
100% no LOI 61.1925.010.130.211.960.62.560.15.350.454.99

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louis katz 2017-04-07 02:32:43
We use this as our wetware slip. You can only get it so thick on leather hard clay. It works better in my opinion on wetter work.

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
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
Chrome Oxide WARNING May be harmful if inhaled. May cause
irritation to eyes and respiratory tract. Slightly toxic if ingested.
2 0 1 E
Red iron oxide Health Hazard WARNING May cause damage to lung through prolonged or repeated exposure by inhalation