Removing Rating: 25um, 35um,40um, 60 um, 80um,100 um, Operating Pressure: 1.6Mpa, 2.5Mpa, 6.3Mpa,16Mpa,31.5MPa, 35Mpa, 37Mpa Flow Rate: 4L/min, 8L/min, 50L/min, 80L/min,160L/min, 200L/min, 300L/min, 400L/min, 550L/min, 800L/min, 1000L/min, 1200L/min, Working Fluid: Emulsion, Water, Hydraulic Oil Operating Temperature: -20℃~100℃. Material: Stainless Steel We can customize coal mining machinery according to your samples or drawings.