... in mine:Used range: Mainly used in coal and mining industry, also used in metuallurgy,chemical industry, power plant, harbon, etc.Advantages ... powder, grainy, small block, bags, etc. Such as coal, gravel, sand, cement, chemical fertilizer, grain and etc. FIxed belt conveyor: 1. Belt ... /s,4.0m/s. Belt conveyor used in mine and coal