Turbine type fan can be divided to pressure medium pressure, high pressure blower, compact structure, high efficiency. The fan body and the impeller with steel plate welding, durable without deformation. Widely used in various industrial applications, such as forced blowing, dust particles, vacuum, gas, gas circulation,the dust collecting use etc.. Can be customized according to customer requirements. As the pressure above 1000mmAq can use multistage fan.