Investigation on the optimal chemical structure of
Nov 10, 2019#0183;#32;The final grinding experiment was performed in a L ball mill (Planet Mono Mill Pulverisette 6, FRITSCH, Germany) at a speed of 300 rpm. Firstly, 190 g of precrushed clinker were mixed with 10 g of gypsum (%, VWR International, Darmstadt, Germany) in a ziplock bag.