| 摘要 |
<p>PURPOSE:To increase the efficiency of crushing of water granulated blast furnace slag and the fineness of powder of the slag by using an auxiliary for crushing composed of limestone and diethylene glycol. CONSTITUTION:An auxiliary for crushing is added to water granulated blast furnace slag and this slag is crushed. The auxiliary is composed of 2-10wt.% limestone based on 100wt.% of the slag and 0.01-0.06wt.% diethylene glycol. The efficiency of crushing of the water granulated blast furnace slag and the fineness of powder of the slag can surely be increased.</p> |
