Planet Earth is spinning at a rate of 0.0007 rpm. Easy to calculate: One revolution per day, divided by 24 to get revs/hr and then by 60 to get revs/min = rpm. As for linear speed, it depends on where ...

Mixing in Single Screw Extruders is a must-have practical guide to the subject of single-screw extrusion. Avoiding mathematical theory, except when absolutely necessary, this authoritative handbook ...

I teach a one-day Intro to Extrusion seminar, and many of my participants are new to extrusion. Therefore, I explain the basic principles of screws for thermoplastics. That’s good for the newbies, but ...

Robert Barr said the 1960s was an exciting decade in America. He's talking about rapid-fire innovations in plastics resin, machinery and screw design, not bell-bottoms and the Beatles. “Guys like me ...