... any binder in pressing process 3.Spiral pressure Press machine (for caustic lime,magnesium,bronze dust)Our dry powder ball press ... can produce various briquettes of materials and powders, including lime powder,cryolite,alumina,fertilizer,powdered mangnesium,bauxite,aluminum ash,powder ... powder ball press.Picture of equipments:Final Products: Press machine (for caustic lime,magnesium,bronze dust)