Machine tools, or for spray painting. This buying guide can help you make an educated decision on compressors. * Choosing the right size When you are buying a compressor you must know the size to use. There is no need to lose precious time waiting for pressure buildup. However, a big compressor is also an unnecessary use of energy. * Check that you have enough airflow in your compressor. Cubic feet represent the amount of the airflow for a compressed. It is required to be at least the operational CDM minimum and not more than the output limit. The actual cubic feet of a compressor per hour provides the most…