Non-metallic drum for a microwaves - a vacuum drying plant for the drying and / or freeze drying of lumpy material and microwaves - a vacuum drying plant with the same

摘要

Non-metallic drum for a microwaves - a vacuum drying plant for the drying and / or freeze drying of lumpy material, wherein the drum a substantially cylindrical outer peripheral surface with an opening, characterized in that the opening by means of a substantially microwave-transparent screen and in the drum is covered with respect to the screen grid at a distance at least one further transparent to microwaves screen grid is arranged, the screen surface is essentially extends parallel to the longitudinal axis of the drum.