A twin-screw extruder can be used as a continuous wet granulator or as a continuous mixer for a wet gelatin mass. Twin-screw extruders, which have found commercial use in making amorphous ...

Robert F. Dray is the founder and owner of R. Dray Mfg. Inc., and the founder of Feed Screws Inc. in 1967. A screw of ?general-purpose? design is purported to have the ability to process a wide range ...

The author describes the benefits, processes, and practicality of using hot-melt extrusion to mix active pharmaceutical ingredients with pharmaceutical-grade polymers. Extrusion technology is a highly ...

When Dave Larson, president of Westland Corp., which designs custom screws to meet specific job requirements, pictures the proper mixing of material by a screw, he always sees the same image.

While single-screw extruders perform the lion’s share of recycling applications, twin-screw machines have a lot to offer recyclers—especially when the goal is a higher-value end product. Are ...