... low efficiency of construction. The development of KD-JL -I wind -force road cleaner solved the above problems completely.1. Engine ... alloy by die casting one time, 2800 r /min.3. Wind power, Air output: 3200 pa, 2334m3/h.4. Air pot ... the advantages such as light, good pressure resistance and good wind collection.5. Chassis: High strength welding frame, the left, right ...