How to dry a Lychee Fruit (Hainan Lychee)?

How can we dry lychee as big as an egg? This kind of fruit can be moist and juicy and would take long enough to process. Airtek fruit dryer is the key to these kinds of problems. Our Lychee dyers are best is removing the right amount of moisture and keeping the taste of the product.

The Hainan lychee king is the “Big Mac” of lychees, with a single fruit weighing around 50 grams, about the size of an egg, and two to three times the size of typical lychees. The meat is white and crystal clear, the meat is thick and juicy, the yield is high, the taste is slightly sweet and sour, and the quality is medium.

Its appearance is red, some are red-green, the skin has many scale-like protrusions, the skin has many scale-like protrusions, the meat is white and crystal clear, the meat is thick and juicy, the yield is high, the taste is slightly sweet and sour, and the quality is medium. The fruit of the Hainan lychee king ripens from mid-April to early-June, though it may not ripen until late July in some areas. Lychee king is a late-ripening cultivar in general, with a peak market season from April to July.


lychee drying machine

Lychee fruit drying process

During the lychee ripening season, the cooperative will usually dry and process the fruit in addition to selling it fresh to improve the added value and extend the shelf life. After being sold, dried lychee fruit is a wonderful choice to eat as dried fruit or to create a soup with. The Jinaoyuan lychee dryer’s structure is as follows:

1. Heat pump heating unit. 2. Insulation box device. 3. Hot air circulation device. 4. Automatic dehumidification device. 5. Intelligent control device. The whole system of the host drying box is designed with stainless steel inner plate. The whole box is made of a thick polyurethane insulation layer, which has good thermal conductivity. The patented air distribution system was independently designed and developed, the airspeed and heat distribution in the drying room is uniform, and there is no dead angle when drying at 360 °C. time. The complete cycle is closed, and the heat is completely recovered, which can achieve zero heat loss in the drying process, and improve the energy utilization rate, which is 33% higher than the average level of the same industry.

In the lychee drying process, pay attention to the following steps: place the lychee in the material frame, push it into the drying room, select the drying and dehumidification mode using the prompts on the lychee dryer’s intelligent PLC screen, and set the temperature, humidity, wind speed, and other data for segment control. The drying temperature and time change depending on whether it is finished or not. With just one button, you can set the temperature and the time. During the process, no manual care is necessary. It will automatically cease after it has dried.

One of the keys to improving the quality of lychee drying is the use of a lychee dryer and frequent moisture re-drying. The initial drying temperature for lychees dried with peels is kept at 65-70°C (the husk is hot to the touch), and the drying is completed after 24 hours. The re-drying temperature is kept between 55 and 65 degrees Celsius, and the drying process takes about 28 to 32 hours. The drying temperature of the dehulled pulp is around 50 °C, and the intelligent temperature and humidity control system is set up, and the equipment is automatically dried. A batch of drying takes around 15-20 hours to complete. Each batch can be cooked at 600-800 kgs 1000 kgs, or 2000 kgs, depending on the production capacity.

With the rapid growth of the agricultural product processing business, more and more models of large-scale production and processing of traditional agriculture have emerged to fuel people’s wealth. Jinaoyuan air energy heat pump dryer is suited for drying a variety of materials, with energy-saving, environmental protection, safety, high efficiency, multi-purpose, good drying quality and appearance, assisting Hainan The King Litchi industry to be updated and continuing to expand healthily.

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