Preserving method of raw beef
A technology for beef and raw meat, applied in meat/fish preservation, food preservation, meat/fish preservation through freezing/cooling, etc. It can solve the problems of short storage period in frozen storage, loss of nutrition of meat products, and large side effects of human body, etc., to achieve The effect of long shelf life, less nutrient loss, and convenient transportation
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[0014] According to 100kg as a production calculation:
[0015] 100kg of raw beef is subjected to deacidification treatment, and the fat and beef strength in the beef are manually removed, and then put into the refrigerator and frozen at 0~-30°C. The purpose of freezing is to facilitate cutting. The solidified beef is divided into diced meat with a length, width and height of 5mm by a cutting device, and placed on a plate. Send to freeze-drying equipment, carry out freeze-drying.
[0016] Device operation:
[0017] The pre-cooling temperature is set at -30°C to 50°C, and the pre-cooling time is 0.5h to 2h; after the pre-cooling is completed, the plate heating temperature is set to -20°C; the upper limit of the vacuum degree is set to 30Pa, and the lower limit is set to 20Pa. Drying, after the first drying for about 8h~10h, carry out the second drying, the layer temperature is set to 20°C, the upper limit of the vacuum degree is set to 100Pa, the lower limit is set to 90Pa, t...
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