Right-handed screw

a screw, the threads of which, like those of a common wood screw, wind spirally in such a direction that the screw advances away from the observer when turned with a right-handed movement in a fixed nut.

See also: Right-handed

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References in periodicals archive ?
Computation of the various parameters is done separately for each type of screw element (partially or totally filled right-handed screw elements, left-handed screw elements and blocks of kneading disks) and for the die components.
Importance of coupling between specific energy and viscosity in the modeling of twin screw extrusion of starchy products
For a right-handed screw, the rotation should be counterclockwise; for a left-handed screw, clockwise.
Troubleshooting extrusion problems
One type is full-flight right-handed screw elements and is often used for conveying materials from the feed section toward the die exit.
Assessing local residence time distributions in screw extruders through a new in-line measurement instrument
Computations are done separately for each type of screw element (partially or totally filled right-handed screw elements, left-handed screw elements, and blocks of kneading disks) and for the die elementary components.
Effect of processing conditions on the formation of polypropylene/organoclay nanocomposites in a twin screw extruder
The degree of grafting mainly increases through kneading disc block and left-handed screw element regions compared to right-handed screw elements.
Methyl methacrylate modification of polyolefin in a batch mixer and a twin-screw extruder experiment and kinetic model
According to the type of elements constituting the screw profile (left- and right-handed screw elements, block of kneading discs), different reactors can be chosen.
A study of residence time distribution in co-rotating twin-screw extruders. Part I: theoretical modeling
First consider a simple single-screw or self-wiping co-rotating twin-screw extruder with multiple feeders that contains only right-handed screw elements and a die.
Transient compositional effects from feeders in a starved flow modular co-rotating twin-screw extruder
This is a modular intermeshing co-rotating twin-screw extruder that had both right-handed screw conveying and kneading disc block elements.
Maleic Anhydride Modification of Polyolefin in an Internal Mixer and a Twin-Screw Extruder: Experiment and Kinetic Model
Let's first consider a simple extruder that consists only of right-handed screw elements and a die.
Superposed Hydrodynamic Disturbances From Feeders in a Starved Flow Modular Intermeshing Co-Rotating Twin Screw Extruder
Let's first consider a simple extruder which consists only of right-handed screw elements and a die.
Isothermal Transient Startup of a Starved Flow Modular Co-Rotating Twin Screw Extruder
We assume that the restrictive elements (left-handed kneading discs and screw elements) and the right-handed screw elements under pressure are completely full.
Modeling of Peroxide Initiated Controlled Degradation of Polypropylene in a Twin Screw Extruder
For this purpose only right-handed screw elements are used.
Polylactide (PLA) - a new way of production

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