Blast Freezer
Kutentha kosungirako kuzizira kozizira kwambiri nthawi zambiri kumakhala -15 ℃~-35 ℃, komwe kumagwiritsidwa ntchito kwambiri pozizira kwambiri kuzizira kwa zakudya, mankhwala, zitsamba, zida zamankhwala ndi zinthu zina. Zomwe zimafunikira pakusungirako kuzizira kozizira kwambiri ndikuti chakudya choziziritsa chikuyenera kuzizira mwachangu; chakudya ayenera kudutsa pazipita ayezi kristalo dera mu nthawi yochepa kwambiri; Kutentha kwapakati kwa chakudya pambuyo pa kuzizira kuyenera kukhala -18 ℃.
Choyamba, mfundo yosungirako kuzizira kozizira kofulumira kusungirako chakudya:
1, kupewa kubadwa kwa makhiristo akuluakulu oundana pakati pa maselo
2, kuchepetsa selo madzi kunja kwa mpweya, thawing madzi kutaya zochepa
3, anaikira solutes mkati mwa selo minofu ndi chakudya minofu, colloid ndi zigawo zosiyanasiyana za nthawi kukhudzana kwambiri adzafupikitsidwa, ndende ya woopsa kuchepetsedwa kukhala osachepera.
4, Kukonzekera kwakukulu kwamtengo wapatali wa zakudya ndi mtundu ndi kukoma.