Structure features and application range: The Equipments using the polypropylene all plastic to be manufactured, which are widely to be used in chemical, pharmaceutical, oil and other industries that to assimilate and cleansing the tail gas in the producing process, to up to the waste gas emissions standard. Conditions of use and installation requirements: The usage of Equipment should be conformed to the materials using conditions , operating temperature - 10 ? ~ 80 ?. For the equipment Installation which should to fastening the button floor bolt of equipments, if necessary ,should to install the wind rope .