CPD mixing plant pneumatic admixture butterfly valve is mainly for corrosive admixtures and water and other liquids such as scales, hoppers and other open action, the selection of gear, rack and pinion drive, high torque, specifications for the configuration of special cylinders and a switching signal output. The sealing ring is made of wear-resistant rubber, corrosion-resistant and with good sealing performance.CPD6 pneumatic admixture butterfly valve for mixing plant has the features of anti-leakage, corrosion-resistant, fast installation, stable quality, etc., and it is well used in building materials, chemical industry, cement plant and other powder and liquid occupations. There are two types of device forms: clip type and flange type; the main body material has a variety of specifications such as cast aluminum, cast iron and other combinations to choose from.