The sanitary electromagnetic flowmeter adopts a new type of sanitary lining material and lining process, which meets the hygiene requirements of the food industry. At the same time, it adopts a stainless steel shell and stainless steel clamp connection, which facilitates the quick disassembly and cleaning of the electromagnetic flowmeter, making it less likely to be contaminated during use. It can be widely used in the production and manufacturing process of food such as mineral water, soy sauce, jam, beer, juice, rice wine, milk, as well as in the fields of hygiene and chemical industry.