Durable and Reliable: OMT Tube ice machines are typically built to withstand heavy usage and have a long service life; the machine can keep running for 7days without any problem. Ice Cube Machine Countertop, Instant Ice Cube Maker, Ice Block Making Machine, Clear Ice Cube Machine,Ice Cube Maker Machine Portable. The ice block cans are made in two types of materials, one is galvanized steel, another is stainless steel. When the ice cans are small one for small capacity ice block machine, normally we will use stainless steel type, however, for some big ice block mold up to 100kg or 150kg, we will use galvanized steel to save the cost, it can be used stainless-steel too but the cost will be very high. The product will supply to all over the world, such as Europe, America, Australia,Hanover, Somalia,Indonesia, Malaysia.5. Examine the salt water concentration.