Method for manufacturing crushed sands from blast furnace water granulated slags

摘要

Apparatus and method for manufacturing crushed sands from blast furnace melted slags including maintaining molten blast furnace melted slags out of contact with water while cooling the molten slags to a temperature between 850 DEG C. to 1300 DEG C. and then rapidly cooling the cooled slags with water thereby producing coarse grain hard quality water processed slags.