W4-72 series high temperature fans for conveying non-corrosive, the maximum temperature does not exceed 550 ℃ high-temperature gas, gas containing dust and hard particles should not exceed 150mg / m 3. The unilateral intake fan, cantilevered structure. Fans can be made right rotation and left rotation of two types, a front side from the motor, the impeller rotates clockwise rotating fan called the right to "right", said; counterclockwise rotation of the impeller, called the left rotary-blower to "left "he said. The export position of the fan outlet angle to the cabinet said. Fan transmission mode for the C type. Description: High-temperature corrosion fan main components with high temperature corrosion-resistant stainless steel used for low corrosive gases, depending on the model, machine number applicable to 250-700 degrees temperature gas delivery. The main models are: W5-47 W4-68 W4-72 W4-73 W5-48 W9-19 W9-26 W7-29 like.