I tried 2 new blue slip recipes, as my previous experiments were not blue enough. Blue Slip 1: 60 Hymod AT 20 Potash Feldspar 10 Talcum 10 Flint 2 Cobalt Carbonate 2 Copper Carbonate Blue Slip 2: 60 Hyplas 71 20 Potash Feldspar 20 Silica 0,5 Cobalt Carbonate 2 Iron Oxide
Tag: Engobe
Here now my conclusions: – The selection of the right ball clay seems to have more influence on the flashing effect than the Kaolin brand. – Zirconium Silicate and Borax are better flux than Nepheline Syenite. – Extra iron results in more brown than red. Finally, I decided for slip 1 (left in the pictures),… Read More
Flashing Slip Experiment 4: Addition of Rutile
One of the idea was, to enhance the iron-induced flashing effect with the addition of extra Rutile. Flashing Slip 4: +2% Rutile
Flashing Slip Experiment 3: Kaolin
Now different Kaolins have been used: Flashing Slip 5: EPK Flash Slip 6: Standard Kaolin Flashing Slip 7: Standard Kaolin, Zirconium Silicate, Borax
Flashing Slip Experiment 2: Flux
Standard recipe with EPK and Ball Clay with variation of the flux component. Flashing Slip 1: Addition: Zirconium Silicate, Borax Flashing Slip 5: Addition: Nepheline Syenite
Flashing Slip Experiments 1: Ball Clay Variations
Flashing Slip recipe with different ball clays but fixed other ingredients. Flashing Slip 1: Hymod AT Flashing Slip 2: Hyplas 71 Flashing Slip 3: HSM