Cement ProductionCement rock. Clay. Fly ash. Fuller's earth. Line. Loess. Marl. Ore washings. Quartzite. Rice-hull ash. Sand. Sandstone. Shale. Slag. Traprock. Blast-furnace flue dust. Clay. Iron ore. Mill scale. Ore washings. Pyrite cinders. Shale. Alkali waste. Aragonite. Calcite. Cement-kiln dust. Cement rock. Chalk. Clay. Fuller's earth.cement grinding ppt,Ball Mill - Ficemo Cement manufacture consumes typically 3,100 - 3,400 MJ of fuel/t clinker & 90 -130 kWh / t cement in a modern plant, & more for older or less efficient plants; o Generally 2/3 of the electricity consumed is used in the grinding of raw materials, fuels & finished cement; o Finished grinding may consume 25 – 50 kWh/t cement,.