1.Loaded the egg yolks into the material car and put them into the drying room for drying.
2.At the first stage, the temperature of the drying room is set at 65°C, and the egg yolk should be turned over for every 15-20 minutes. Each batch of the egg yolk should be baked for 40 minutes.
3.At the second stage, the temperature should set at 10 °C, and the egg yolk should be cooled down in an environment of 10 °C for 5 minutes after the drying process has been completed.
4.After completing the drying process, the cracked ones shall be removed, and the intact ones with uniform color and luster are packed into different grades.
5.Taking the 6P dryer as an example, a single drying room has 8 material carts with 0.85m*1m*1.7m, 4000 egg yolk could be loaded in one car, and 32,000 pieces of egg yolk could be dried in one batch. 40 drying minutes for one batch, which means the dryer can dried 400,000 salted egg yolks everyday.