Resources

Short answer: An oil-water separator treats oily condensate from a compressed air system so the water can go to sewer. It first lets the condensate settle so free oil floats off, then passes the water … read more

Short answer: Hard seat and soft seat valves differ in the material that seals against the closing element. A soft seat uses a polymer or elastomer, such as PTFE, PEEK or NBR, that flexes slightly to … read more

Short answer: Compressed air leak cost depends on hole size, line pressure, running hours and your electricity tariff. Using US Department of Energy leak data, a single 3 mm leak at about 7 bar(g) can … read more

Short answer: Free air delivery (FAD) is the volume of air a compressor actually delivers, measured at its outlet and converted back to the conditions at its inlet. It is the figure to use when you si … read more

Short answer: ISO 8573-1 purity classes rate compressed air for three contaminants: solid particles, water and oil. A class is written as three numbers in that order, such as ISO 8573-1:2010 [1:4:1]. … read more