Active Milk Protein Freeze Dryer
Size: from 0.5 to 200m²
Highlight: can be customized
Warranty:one year
Active Milk Protein Freeze Dryer
The freeze-drying extraction method of active milk protein in yak milk by freeze dryer includes degreasing, high temperature, and short-time sterilization, acid flocculation, ultrafiltration, vacuum freeze-drying, and other steps. The invention directly uses the characteristics of the high protein content of yak milk and the acid coagulation property of protein to extract the active milk protein. By extracting the active milk protein and using the principle of different flocculation of different acidic substances on different proteins, the active milk protein with high lactoferrin content is extracted and the activity of milk protein is retained, And the extraction rate of active milk protein in yak milk was improved to the greatest extent.

It includes the following steps:
1) Degreasing of yak milk: select pollution-free fresh yak milk with a protein content of 5.5-7%; Preheat to 38 ℃ and separate by 7000r / min centrifuge for 15 minutes to obtain skimmed milk and fat;
2) High temperature and short time sterilization: sterilize skimmed milk at high temperature and a short time at 80 ℃ for 15s;
3) Acid flocculation: add 6% acetic acid to sterilized skimmed milk, adjust pH to about 5, then add 4% citric acid to adjust pH to about 4.5, and control the temperature within the range of 25-35 ℃;
4) Ultrafiltration and vacuum freeze-drying: the concentrated protein solution is obtained by ultrafiltration. The ultrafiltration condition is that the flocculation solution is diluted twice at 25 ℃ and ultrafiltrated through the ultrafiltration membrane with a molecular weight of 10000. The finished product of active milk protein is vacuum freeze-dried at a vacuum chamber pressure of 0.1kpa and temperature of 10 ℃.
Parameter:
Model | KFD-1 | KFD-2 | KFD-5 | KFD-6 | KFD-8 | KFD-10 |
Capacity (Kg/Batch) | 10 | 20 | 50 | 60 | 80 | 100 |
Shelf Area (㎡) | 1.1 | 2 | 5 | 6 | 8 | 10 |
Shelf Size (Mm) | 500*400 | 700*500 | 800*895 | 950*800 | 1000*800 | 1190*800 |
Shelf Quantity (Layer) | 5+1 | 6+1 | 7+1 | 8+1 | 10+1 | 11+1 |
Shelf Temperature (℃) | -60 to +70 | |||||
Water Catcher Temper (℃) | -65±5 | |||||
Max Catch Water(Kg) | 15 | 30 | 75 | 90 | 120 | 150 |
Ultimate Vacuum | 1 | 1 | 1 | 2 | 2 | 2 |
Electricity(kW) | 12 | 16 | 22 | 34 | 34 | 41 |
Size(Mm) | 2200*1000*2000 | 2500*1000*2300 | 2200*1200*2400 | 3500*1400*2430 | 3500*1400*2430 | 4540*1400*2450 |
Weight(Kg) | 1500 | 2000 | 2500 | 3000 | 3500 | 3800 |
Pre-sale:
* As soon as we get your inquiry, we will always reply to your email on time and try our best to recommend you the most suitable freeze dryer. Detailed tech info will also be provided for you.
* We can do sample tests for customers.
After-sale:
* If possible, please do come to our factory and we will teach workers the whole process of freeze-drying. The most appropriate time needed for freeze-drying will be tested by us.
* We will keep in touch with you, to make sure every part of the freeze dryer works well. One-year warranty, free online service for abroad customers.


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