Airless Drying - Energy Savings Are Not Just Hot Air

The airless dryer profices substantial energy cost and drying time savings and sometimes product quality benefits. Recently, the process has been extended to a large scale, continous dryer which should allow the airless drying of minerals and many other materials, almost certainly with similar advantages. This article outlines the principles of the airless dryer and illustrates with some case histories the economies which can be achieved.