How to choose drying equipment in the food industry

There are many types of drying equipment on the market, and many customers do not know how to choose which equipment to dry their materials. Below we will give a brief introduction to the selection of food drying equipment.

Common drying equipment can be divided into normal pressure and decompression according to operating pressure (also known as vacuum dryer); it can be divided into intermittent and continuous according to the operation method; it can be divided into air and flue gas according to the drying medium. Or other drying medium; according to the movement (material movement and drying medium flow), it can be divided into cocurrent, countercurrent and crossflow.

Which kind of food drying equipment should be selected for different material operations? When we consult the drying equipment manufacturer, we should tell the other party: What materials do I need to dry, what state (liquid, solid)? What is the initial moisture content of the material? What is the water requirement after drying?

What is the temperature resistance of the material when it is dried? Is there an organic solvent? Is it a corrosive problem? and many more. Drying equipment manufacturers will recommend a drying equipment suitable for your materials according to your specific requirements.

Typical applications for drying equipment for food products

Drying equipment

Belt dryer Dehydrated vegetables, pelleted food, monosodium glutamate, chicken essence, coconut

Enhanced airflow dryer Active gluten, calcium citrate, dough-shaped bread, rice bran

Flash dryer Soy protein, gelatinized starch, distiller's grains, wheat sugar, wheat starch, etc.

Drum dryer Yeast, antibiotic, lactose, starch slurry, animal glue, α-starch, oatmeal, sodium benzoate, whey, whole milk, skim milk, starch

Conductive heat transfer vibration fluidized bed nutmeg, coffee beans, soybeans, sunflower seeds, chocolate particles, lactose, yeast, lysine, milk powder, tomato powder, bean protein, salt, sugar, monosodium glutamate, apple, pumpkin, konjac, radish , hawthorn (red fruit) sodium saccharin, brown sugar

Spray dryer baby food, yogurt, casein, caseinate, cheese, sugar coconut milk, fresh cream, eggs: egg white, egg yolk, whole egg, ice cream mixture, milk substitute, mixed dairy, skim milk, milk Clear, whey mother liquor, whole milk. Artichokes, cake mixes, chrysanthemum tea, coconut mix, coffee essence, coffee maker, decaffeinated coffee essence, fat-containing flour mixture, seasoning, juice with intrusion, garlic, rose juice, licorice paste, Maijing, milk coffee mixture, Xiban tooth pepper, vegetable protein, hydrolyzed protein, rennet, soup mixture, tea essence, tomato, mycelium vitamin B12, niacin, protease, hydrolyzed protein, sorbitol , valerian, soluble fish meal, fish paste, fish protein