Measurement of various quantities has been an integral part of our lives since ancient times. In this modern era of automation, we need to measure quantities more so than ever. So, what is the importance of Mass Flow Rate converter? The purpose of Mass Flow Rate converter is to provide Mass Flow Rate in the unit that you require irrespective of the unit in which Mass Flow Rate was previously defined. Conversion of these quantities is equally important as measuring them. Mass Flow Rate conversion helps in converting different units of Mass Flow Rate. Mass flow rate is the mass of a substance which passes per unit of time.. There are various units which help us define Mass Flow Rate and we can convert the units according to our requirement. unitsconverters.com provides a simple tool that gives you conversion of Mass Flow Rate from one unit to another.