Among the first instruments plastics molders, extruders, and compounders are likely to consider when outfitting a new lab is a melt-flow indexer or “melt indexer.” Known as an extrusion plastometer in ...

If the material supplier offers both MFR and MVR data, once this conversion is made, it can be noticed that the numbers are similar but usually not identical. The ratio of the two values—the MFR ...

Editor?s note: The author, Donald E. De Laney, a consultant in polymer process rheology, worked with GE for 17 years and has worked with Dynisco over the past eight years. The plastics compounding and ...

When it comes to molding processes in plastics manufacturing, achieving a consistent flow can sometimes feel like trying to steer a ship through rocky waters. The secret to success lies in mastering ...

Polycarbonate materials based on bisphenol-A (BPA) are noted for their inherent optical clarity, low color, toughness, and ductility, along with high heat, chemical, and flame-resistance properties.