... wooden. 3.Prompt delivery. 4.MOQ:1set. 380V carbon steel screw conveyor machine for powder and particle 1.With DIN15261-1986 standard ... conveyer is U grooved 3.Screw diameter 100 ~ 1250mmLS screw machine specificationsSpecifications: LS100, 160,200,250,315,400,500,630,800 ... . Diameter.d.Voltage.e. Capacity. 2. Reference usage: 380V carbon steel screw conveyor machine for powder and particle