About the Refrigeration System : The sea water flake ice machine uses a refrigeration system to cool the evaporator. Common refrigerants are environmental friendly gas, R404a, or R507a. or others depending on the design and intended use of the machine. crushed ice machines commercial use, Big Cube Ice Maker, Ice Maker Not Freezing Ice Cubes, Square Ice Cube Maker,Ice Block Cutting Machine. Ice Storage Bin for the big capacity ice machine, many large capacities ice making machines come with built-in storage bins to hold the ice once it's produced. The product will supply to all over the world, such as Europe, America, Australia,Russia, Riyadh,Mombasa, Sheffield.4. Flake ice machine: OMT flake ice machine to make flake ice from fresh water or seawater, for land use based or vessel use base, capacity for commercial or industrial, all range.