XRL-400A According CE Melt flow index is used to determine the melt mass-flow,the meltvolume-flow rate MFR MVR XRL-400A Melt Flow IndexXRL-400A Melt flow index is used to determine the melt mass-flow MFRthe melt volume-flow rate MFVand the melt density of thermo resin,it is not only fit for the engineering plastics of polycarbonatenylon and fluorine plastics,etc,whose melt temperature are higher, ...