SF型系列轴流通风机具有光滑流线型表面、运转平稳、效率高、噪声低、能耗省等优点。SF型系列风机按使用要求分管道式、固定式、壁式、岗位式四种，按叶轮直径分12个机号。
本系列产品广泛应用于工矿企业，民用建筑的壁式排气、岗位送风、管道通风。也应用于化工、轻工、食品、医药、冶金、电站、交通等工作场所及仓储的通风空调系统。
ModeI SF series axial-flow ventlator has smooth streamline surface with exceptionally good rigidity，firm paddle—wheel structure，even and flat screen cover elegant and pleasing outline and tones．Model SF series fan is divided into pipeline type，wall type，post type four kinds accord-ing to the use requirements．It is separated into 12 machine numbers a ccording to the paddle-wheel diameter．
This series product is widely applicable for the wall type exhaust，post blast，pipeline ventilation in the mining and industrial enterprises，civil purpose buildings，It can also be used in the working occasions of chemical，light industry,food，medicine，medicine，metallurgy,power station，communications etc and the storage ventilation air-conditioner system．