Metal powder, esp. aluminium, dispersal unit for use in porous concrete prodn.

摘要

An installation for the dispersal of metal powder esp.aluminium powder for the prodn. of porous concrete, comprises a balance container for the powder and a dispersal container underneath, which has an outlet opening. The upper region of the dispersal container has a supply line for the dispersion agent and cleansing fluid, eg. water. The dispersal container (2) reduces conically towards the outlet, in cyclone fashion. The inlet joins the container tangentially.