1. Overview of coffee materials:
It has a particularly strong bitter taste, which stimulates the central nervous system, heart and respiratory system. The right amount of caffeine can also reduce muscle fatigue and promote the secretion of digestive juices. Because it promotes kidney function, has a diuretic effect, and helps the body excrete excess sodium ions from the body. But excessive intake can cause caffeine poisoning.
2. Introduction of coffee centrifugal spray dryer:
The coffee centrifugal spray dryer is more common in the coffee processing process. It is effective and economical to obtain instant coffee, in short, to ensure the high quality of the product and the characteristics of good taste. In this process, the high-structure dryer with medium-pressure nozzle and the drying air are used in parallel flow. To heat compressed air, rely on a system that is directly fueled by gas or a system that is fueled by steam or liquid. The drying temperature is very important. In order to keep the fragrance constant, the temperature must be lower. Dry the product that is not composed of instant powder, and make small hollow spheres into particles of about 100/300μm. A CO2 injection system is needed to reduce bulk density.