POG series axial fans are widely used to transport air in factories, workshops, warehouse and other relevant places for Petroleum refining, and production of various alcohols painting, spray drying, rubber production, food processing and medicine production. The series are featured by new design, excellent performance, high presurre, efficient energy saving, low noise, reverse ventilation and ect, and the fans can transport non -corrosive gases with the quantity of dust and solid impurities ≤150mg/m3 and the tempreture no higher than 80.