Sub-structure, easy transportation, installation fast, level display, with positive and negative regulator, Green filter. Cement silo ... to avoid powder caking and make discharging smooth, and bin level sensing device to master usage of material in the bin ... requirements.Arch breaker electromagnetic valve AC220v or air control box Level detector LEF-1 (AC220v1A)Vibrating motor: JZ-0.8(AC380 0 ...