Vacuum freeze-drying machine in edible fungus needle mushroom freeze-dried food production process

by:CBFI     2020-09-27
The vacuum freeze-drying machine in edible fungus needle mushroom freeze-dried food production process: needle mushroom raw materials selection & rarr; Pretreatment & rarr; Frozen & rarr; Freeze drying & rarr; Product evaluation & rarr; Packaging and storage.

freeze-dried edible fungus needle mushroom production equipment: recommended FZG series food lyophilizer





production process points:

1, needle mushroom raw materials selection,

choose no diseases and pests, no impurities, stipe base cutting clean fresh fruit body, and ask the mushroom shape integrity, cap is white or yellowish-white, should not be more than 1 cm diameter, shape is hemispherical, stalk length appropriate for ( 13 to 16) cm。


2, pretreatment
wash raw material & rarr; Color processing & rarr; Water washing to sour, not sticky & rarr; Hardening treatment & rarr; Wash & rarr; Drain water surface.

color processing: 0. 1% citric acid and 0. 05% ascorbic acid solution boil ( 1 ~ 2) min。

hardening treatment: 0. 5% calcium chloride solution immersion ( 1 ~ 2) h。

3, freeze drying,

remove the frozen good material to freeze drying machine, start the vacuum system make dry indoor vacuum degree of 65 pa, temperature of cold trap for - Temperature was 50 ℃, material 25 ℃, dry, 20 ~ 30) h。




100 square lyophilizer



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