The 9-06 series  most commonly used for forced ventilation, rapid drying, rapid cooling and heat dissipation, cement production line chiller cooling, clinker cooler, circulating fluidized bed system, air purification and industrial waste gas treatment, flue gas desulfurization industrial boilers or incinerators forced draft/ induced draft/ primary/  secondary air, ventilation of large mill system, industrial waste heat recovery device, blasting of smelting furnace and casting furnace, combustion of blast furnace, coal injection of blast furnace, pressurized transportation of gas, Pressurization or decompression sealing of industrial equipment.