... 2-4mm Feed speed:3.5-4.5m/min Spiral Steel Silo Forming MachineWorking process: through the 5 forming procedures and 5 ... 4-50m of different diameters.These steel cylinder are used widely:1.Meterial shape(storage):granular material,powder material,liquid material2 ... feed brewing,oil,medicine,food,cement,water treatment3.Concrete variety(storage):wheat,soybean,maize,sorghum,wheat flour,bulk cement,liy- ...