Preparation of diatomite-based porous ceramics containing …
The primary raw material, diatomite powder (SiO 2 ≥85%), with a medium particle size of 22 µm, was purchased from Sinopharm Chemical Reagent Co. High-purity dolomite powder (CaMg(CO 3) 2 ≥ 99.99%) from Hebei Xincheng Mineral Products Company was a commercially available raw material. Aluminum oxide (Al 2 O 3 ≥99%), …