OMT tube size for the evaporator: Used Ice Block Machine For Sale, Commercial Ice, Commercial Ice Maker, Professional Restaurant Equipment,Countertop Ice Cube Maker. Vary production capacity: no matter you are a new beginner or you are a big ice plant for expend the ice capacity, OMT ICE has the ice makers to meet your needs. From 500kg per day, to 50,000kg per day, the big range should cover your ice needs. The product will supply to all over the world, such as Europe, America, Australia,Paraguay, Eindhoven,Spain, Turkmenistan.For the traditional ice block machine, you need to use salt water to cool the freshwater into ice. And the concentration of the salt water is very important. Make sure the concentration is at the level between 19-22