Q&A: Soda Firing

I recently built a 40 cu./ft. down draft, sprung arch, gas fired, soda kiln. I introduce the soda ash on an angle iron through ports above the firebox. Some of my pots have rough areas on the unglazed parts of the clay body.
I recently built a 40 cu./ft. down draft, sprung arch, gas fired, soda kiln. I introduce the soda ash on an angle iron through ports above the firebox. Some of my pots have rough areas on the unglazed parts of the clay body.