... : W3.2/72) Engine: ZS11153) Working Pressure: 0.7 Mpa4) Rotation Speed (r/min): 9705) Air Displacement (m3/min): 3.26 ... a best quotation.A, What is the working pressure ( Mpa, Bar, PSI)?B, What is the volume flow ( m3/min, CFM)?3, What is the Power supply ( KW, ... add to the cost for the consumers; meanwhile, the time cost and the loss caused by returning will far exceed the value of the product itself ...