What is a sanitary manual diaphragm valve

Sanitary manual diaphragm valve is a globe valve with diaphragm as the opening and closing part to close the flow channel, cut off the fluid, and separate the valve body cavity and cover cavity.Diaphragm is usually made of rubber, plastic and other elastic, corrosion resistant and impermeable materials.The valve body is made of plastic, glass fiber reinforced plastic, ceramic or metal lining material.Simple structure, good sealing and anti-corrosion performance, small fluid resistance.Used for low pressure, low temperature, corrosive and suspended matter medium.According to the structure, there are ridge type, cut-off type, gate type and so on.According to the driving mode, there are manual, pneumatic, electric.