I have a test piece where I mixed manganese dioxide with porcelain powder for slipcasting, which gives a very nice light buff look. However I am concerned about manganese leaching and food safety. I used 4% manganese dioxide, is it safe for tableware?
Mixing manganese dioxide into slipcated porcelain
in Clay and Glaze Chemistry
Posted
I have a test piece where I mixed manganese dioxide with porcelain powder for slipcasting, which gives a very nice light buff look. However I am concerned about manganese leaching and food safety. I used 4% manganese dioxide, is it safe for tableware?
thank you all for the help in advance!