What is MFI mean in plastic testing area
MFI is abbreviated as melt index, also called melt flow rate, It is a numerical value indicating the fluidity of plastic materials during processing. It is formulated by the American Standards Association for Measurement and Testing (ASTM) according to the method used by DuPont to identify the characteristics of plastics. The test method is: First let the plastic pellets melt into a plastic fluid within a certain time (10 minutes), at a certain temperature and pressure (various material standards are [...]