Freeze Dryer For Roxburgh Rose

Freeze Dryer For Roxburgh Rose The freeze-dried roxburgh rose has broad market prospect, because roxburgh rose is seasonal, has thick juicy flesh, contains huge amount of moisture, and has a short shelf-life. In order to solve the seasonal problem, roxburgh rose can be dried under high...

Send Inquiry

Chat Now

Product Introduction

The freeze-dried roxburgh rose has broad market prospect, because roxburgh rose is seasonal, has thick juicy flesh, contains huge amount of moisture, and has a short shelf-life. In order to solve the seasonal problem, roxburgh rose can be dried under high temperatures and processed into juice, fruit wine and so on. However, this products require high-temperature, which would damage its original color and nutrition value, the transportation and preservation is still not good enough, and has low added value.

The application of food freeze dryer in the freeze-drying of roxburgh rose preserve most of the nutrients inside roxburgh rose, maintains the color and fragrance of roxburgh rose, making it easy to be stored and convenient to carry.

_20210522095448

Vacuum freeze drying production process of roxburgh rose includes the following steps:

1. Pretreatment of roxburgh rose products (sterilization) : cut fresh roxburgh rose fruit into pieces, wash with clean water, soak it in ozone water for sterilization for 10 minutes, then take it out;

2. Frozen (pre-freezing) of roxburgh rose products: put roxburgh rose into the quick-freezing box, and the temperature of the quick-freezing box shall be lowered to below -30℃ for 3 hours;

3.Drying of roxburgh rose products, also known as sublimation drying: the prefrozen roxburgh rose is placed in the vacuum drying chamber for sublimation drying;

4. The secondary drying of roxburgh rose products, also known as desorption drying: make the residual moisture reach the predetermined requirements of 1-3%;

5. Cooling and moisture balance of roxburgh rose products: place the dried roxburgh rose with the temperature of 1℃ and the relative humidity of 1-20% in the environment for 1 hour for cooling and moisture balance, until the moisture content of roxburgh rose is 1-5%;

6, sealed packaging: dry products should generally be sealed under the condition of vacuum or inert gas, in order to facilitate storage.

Parameters:

Model	KFD-20
Tray area(m²)	20
Input capacity(kg/batch)	200
Min. cold trap temperature(℃)	<-45℃
Vacuum degree(pa)	<10pa
Tray temp.	-35~+100℃
Tray quantity	18
Tray Size(mm)	2200x600
Cooling method	Water cooled
Total power(kw)	45
Total weight(kg)	8000