Dried onion processing machine is widely used for large quantity onion processing.Use medium and low temperature hot air to dry, and the moisture will be discharged in time. After drying, the onions will not change color and have good rehydration.
Onion is a kind of multifunctional health food. Drying can effectively extend the shelf life of long onions. Drying onions and natural drying in the sun will cause the skin of onions to be heated and easily necrotic, and the temperature is not controlled. It is dry in the shade, but it can also be lunar, and the lunar is also easy to break.
Onion drying process:
1. Rinse the onions, and pick out bad quality onions during the process of rinsing
2. Cut the onions and place them on the tray evenly. Do not stack them too much, which will affect the drying effect
3. Drying
The onion drying machine can be used to process
dried onion, tomato, lemon, kiwi, ginger, garlic, carrot,
banana, moringa leaf etc
⭐Temperature: Vegetables generally have a relatively high water content, so it is necessary to set the non-low temperature hot air constant temperature drying. High temperature will destroy the nutritional value of vegetables. The drying temperature of onions should not exceed 50 ℃, and the accident rate during drying should reach more than 20%. Drying can be carried out in multiple stages. At first, the temperature is set to 50~40℃, then 40~30℃, and then down to about 35℃.
⭐Drying time: The drying cycle of a batch of onions is about 15 hours, and rapid drying will destroy the drying quality.
⭐ Humidity: There is a certain amount of sugar in the moisture of vegetables, which makes dehydration difficult. Controlling the dehydration speed is very important.