The raw materials limestone iron one and shale are crushed and stockpiled for blending purpose. They are sent to the raw milk for grinding and drying and mixing in predetermined proportions. They are sent to the silo. They are then introduced to the kiln where they are heated up to 1400 Deg centigrade. Clinker is formed and stored in a silo. Clinker gypsum and pozzolana are mixed and milled in a cement mill to form cement.