How to Add Silica Fume to Dry Shotcrete Mixtures

摘要

A method of shotcreting in which cement and sand are mixed in a bin (1) and piped to a nozzle (5) by means of compressed air (4). A slurry of water and silica fume is added to the cement and sand in the nozzle (5) from a tank (9) via a water line (8).