... : 0-1800 lphPressure: 0-400 BarPower 3.0KW ,4.0KW, 50Hz / 60HzDrive System: 3 phases, Anti-explosion motor,Frequency conversion motorFlow ... mechanical diaphragm pump,sealing property is better than piston pump.3.Matching a stroke adjuster to realize remote automatic controlling.4 ... diaphragm, the second is EPDM stretch rubber, the third is 3.00 mm thick SUS304 that supporting the iron corn. The ...