This article introduces a vacuum filler technique of expansive pearlite through analyzing the features of expansive pearlite and key technical problem of filler in the lamination of the low temperature storage tank.

• 摘要文章通过分析充填于绝热低温储罐夹层中膨胀珍珠岩的特性、充填中的重点技术问题，介绍了一种膨胀珍珠岩的真空充填技术。