The plate and seat of this valve have a unique structural design, so it can effectively solve the phenomenon that the high temperature flue gas butterfly valve is stuck during use. The valve seat seal adopts a unique structural design, which can prevent the acid mud hardening from jamming the valve stem. The sealing packing is made of high temperature resistant S03 carbonized flexible composite graphite packing, which can be used in a high temperature environment of 630°C for a long time.

Features:

Ø Prevent the valve body from deforming and jamming; 

Ø Prevent stem packing flue gas leakage; 

Ø Applicable to various working conditions of the conversion system of sulfuric acid plant.

Specifications: