durable metal Fruit Refrigerator Processing Packing Vacuum Cooler Machine

durable metal Fruit Refrigerator Processing Packing Vacuum Cooler Machine Quick Detail: 1. Eco-environmental &safe 2. Stable and durable metal construction 3. Long holing time:over 20h 4. Non-electricity,need ice 5. Good in thermal insulation, & sealing performance Description: A process of vacuum cooling is the rapid and fastest of all of the pre-cooling coolers. As the pressure in the chamber gets lower, heat is removed from fresh leafy vegetables and cut flowers to tobacco