| 摘要 |
<p>PURPOSE: Is provided a method for producing glass sands having any desired particle size by the step of crushing, stirring and selecting pieces glass. The resultant glass sands can be replaced natural sands. CONSTITUTION: The process contains; crushing a large quantity of glass products into pieces of glass through the first crushing part(22) and the second crushing part(24); stirring the pieces of glass in a part(25) for excluding their sharp sides by rubbing each other; collecting glass sands with a desired particle size; selecting different kinds of materials from glass sands and being divided glass sands into the particles of the same radius.</p> |
