stainless steel tank: 1.Made of SUS304 stainless steel; 2.With PU as insulation; 3.Heated by hot water in jacket; 4.Temperature is auto controlled; 5.Volume: 75L-150L-2000Letc, we can produce it as per your requirements; 6.Can be used to melt chocolate; 7.With scraper on the wing of the agitator where contact with the inner shell, the scraper can prevent the chocolate being sticked on the inner shell; 8.The top cover is half removable, which make it easy to load the product; 9.With electrical control box to control the temperature and keep it at a certain degree. Material: SUS304 stainlesssteel or SUS316L stainless steel,this is up to the requirementsfrom customer.