摘要：通过大量试验结果 ,研究了各种粒度范围的石英砂的脱水性能 ,包括沉降特性、过滤性能、极限压缩浓度等 ,为进行此类产品的固液分离提供了重要的参考数据

关键词：石英砂;固液分离;沉降特性;过滤性能

Abstract：Based on a host of experimental results the dyhydration property of the quartz sands within the various size ranges such as subsidence characteristic filtration property limit compression density is researched．All these results can provide the important parameters for solid－liquid separation of the others quartz sands． 

Keywords： quartz sand；solid － liquid separation；subsidence characteristic；filtration property