... flexural, creeping test I. OVERVIEWXRL-400A LCD AUTOMATIC Melt flow index is used to determine the melt mass-flow (MFR) and ... whose melt temperature are higher, but also fit for the plastics tests of polyethylene, polystyrene, polypropylene, ABS resin and polyformaldehyde resin ... are lower, it is widely applied to the fields of plastics materials, product, petrochemical, etc. It is also the colleges, ...