... 1. Introduction of EquipmentPaddle dryer (cooler) is a sort of compact, high thermal efficient, indirect-heated (cooled) stirring equipment ... blade, hollow shaft and jacket.Paddle dryer (cooler) is mainly used in processes of drying, reacting, cooling, crystallizing, evaporating, ... By heating medium, paddle dryer can be divided into steam type (saturated steam or over-heat steam), liquid type (water or ...