Mining, mineral processing and cement - SKFThese conditions make it difficult, even dangerous for mines and cement plants to maintain their machinery. Worker injuries and unplanned downtime are a constant risk. Additionally, high cost and stringent regulations are forcing reductions in energy consumption, even as global demand for metal ores, cement and coal is.mining machinery selection in cement factory,Selection of AC Induction Motors for Cement . - Siemens IndustryIn cement plants, proper specification and supply of AC induction motors is critical to project schedules and providing efficient production. This paper focuses on the selection of AC induction motors for cement mill . condition requires the mine operator to lower the starting load before attempting to restart the equipment.