LM Vertical Mill In Cement Grinding Process
· Fly ash is also an active mixing material, which is composed of crystals, vitreous and a small amount of unburned carbon. The activity of fly ash mainly comes from ferric vitreous, and the higher the content, the better the activity, and the crystals do not have activity. The limestone. Lime is a poor mixed material, adding too much will greatly reduce the strength of cement, a certain amount ...