What is a spray dryer and how does it work?
2024 - 07 - 17
Spray dryer is a kind of drying equipment widely used in food, pharmaceutical, chemical and other industries. It can quickly dry liquid raw materials into powder products. Spray drying technology has become an indispensable part of modern industrial production due to its advantages such as high efficiency, uniformity and controllability. This article will introduce the definition, working principle, components, application fields, advantages and precautions of spray dryer in detail. 1. Definition of Spray Dryer Spray dryer is a device that uses spraying to spray liquid materials into droplets through high-speed centrifugal or high-pressure nozzles, and evaporates water instantly when in contact with hot air, eventually forming a powder or granular dry product. This drying method can complete large-area liquid evaporation in a short time, and is particularly suitable for drying heat-sensitive materials. ...