Silo storage tanks are used around the world to keep bulk products safe. Many companies, from the oil companies to local food producers, utilize silos as a simple way to store huge amounts of any substance without putting it at risk. Silos can be built using a wide range of materials to meet the needs of the product that will be stored in them, and can also be refrigerated or coated for extra protection. Silos also come in horizontal and vertical orientations. but vertical silos are most popular for a number of reasons-ConstructionThere area wide range of construction materials used to build silos today including steel, aluminum, wood and even concrete. For most food and fuel related purposes, aluminum and stainless steel are most common. This is because it is relatively easy for a metal fabricator to manipulate sheets of metal to form a solid ring, and then stack those rings together to form one contiguous structure. Depending on the height and weight need.