The angle bell valve is a specially designed by XUANDA. The product has the advantages of reasonable structure design, convenient operation and reliable use. Gear, electric and pneumatic are available for operation to meet the needs of program control and remote control. It is an ideal equipment widely used in non-ferrous smelting, black smelting, power generation, building materials, light industry and other kilns, reverberators, boilers, waste gas preheating system, dust collection system and other flue gas and high concentration dust gas control, regulation and cut-off.