roller ceramic mill - thesolarpower.org. Roller Mill Jars - MSE Supplies. 1,000ml (1L) 99% High Alumina Ceramic roller Mill Jar, Includes lid, gasket and clamp. U S Stoneware. US Stoneware was founded in 1865 and manufactures its products in a 70,000 sq ft facility located just south of , Today we manufacture ceramic ball mills, .