Discover the MFR MVR DENSITY Measure with Melt Flow Indexer for PP PE PVC Plastic, a high-precision instrument meeting GB/T3682-2000, ISO1133-97, and ASTM1238 standards. Ideal for testing melt mass flow rate (MFR) and melt volume flow rate (MVR) in various plastics, this tool is essential for plastic production, petrochemical industries, and research institutions.