LFRR Lobe Roots Blower Usage: transport medium have clean air, clean coal , sulfur dioxide and other gases. Widely used in electric power, petroleum, chemicals, fertilizers, iron and steel , smelting , oxygen , cement, food, textile , paper , dust cleaning , aquaculture, waste water treatment , pneumatic conveying and other industry sectors . Features : ( 1 ) the system pressure varies with changes in resistance and having self- adaptability. ( 2 ) has a hard forced aspirated exhaust characteristics , that is, when the pressure changes , the flow has changed little . ( 3 ) using the new line impeller , sealing, and energy efficient . ( 4 ) The use of spiral exhaust vent , thereby further reducing the noise ( 5 ) The main components of high precision ( gear for the five precision bearings imported bearings , main parts by the processing center for processing ) , and thus high reliability , stable operation , long service life. ( 6 ) rotor balancing high- precision, low bearing clearance , so a small fan vibration , low noise. ( 7 ) the transmission medium is not oil . Product description : LFSRR series Roots blower, Roots vacuum pump is the latest design and manufacturing technology products. The series focused on the essence of years of research and technology in the high pressure gas transport special is a world leading level. Standard accessories: base, host V- belt pulleys, motor V -belt pulley , V -belt or coupling set , shields , anchor bolts ( with nuts and washers ) Optional accessories : KM -type muffler , XF -type import muffler , KMB exhaust muffler , SKM wet type muffler , AF -type filter , ZRL series air filter , LF -type pipe cleaner, elastic joints (KXT-III ), FB type full amount of the relief valve , VB vacuum valves , DCV -type check valve