Which type of valve is preferred in the food industry to prevent product contamination?

Diaphragm valves are favored in the food industry primarily due to their design, which effectively minimizes the risk of product contamination. These valves are constructed with a flexible diaphragm that separates the valve body from the flow media. This design creates a barrier that not only prevents leaks but also ensures that the fluid does not come into contact with any moving parts, reducing the chance of contamination.

Additionally, diaphragm valves allow for excellent cleanliness and sanitation, essential aspects in any food processing environment. They are easy to clean, which is critical for compliance with food safety regulations. The design of diaphragm valves also supports the use of hygiene-compliant materials, making them suitable for various food processing applications. Their ability to handle a range of fluid types and pressures while maintaining high sanitary standards is a key reason why they are the preferred choice in the food industry.