Using Na-bentonite from Xinjiang as materials of geosynthetic clay liner (GCL), the authors performed the dry purification middle test and industrial test to determine the best production condition.

• 摘要采用新疆天然钠基膨润土作为防水毯颗粒原料，通过中试和1:1工业实验对原矿进行干法提纯，测试确定了最佳提纯工艺生产条件。