... ), iron scale, iron sludge, precipitator dust, iron concentrate, the final production can be press into ball, oval pillow and egg shapes, etc. 2 ... for loose materials, such as powdered coke, iron oxide skin and dust ash, slime, powder metallurgy, sea Kam iron carbon products, such ... not to damage the forming roller and the shaft, the use of the department should be in the installation of iron removal ...