screw axis

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screw axis [′skrü ‚ak·səs]

(crystallography)

A symmetry element of some crystal lattices, in which the lattice is unaltered by a rotation about the axis combined with a translation parallel to the axis and equal to a fraction of the unit lattice distance in this direction.

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No references found			Figure 16 gives a schematic summarizing how blend morphology evolves with lime along the screw axis when two immiscible polymers are compounded in an extruder (34), in which two semicrystalline polymers are melt-blended. On modeling the composition dependence of the bulk viscosity of ... by Han, Chang Dae / Polymer Engineering and Science The extrusion drum contains eight or ten small extruder barrels, parallel to the main screw axis. Multi rotation extruder by Rubber World The drum contains 8 or 10 (depending on the model size) small extruder barrels, parallel to the main screw axis. Polymer melt evacuation technology by Nonwovens Industry			Screen, Raster-Type screen-door latch screenager ScreenCam screencast screencast.com Screened Deposit screened pan screened trailing cable Screening screening agent screening constant screening factor screening router screening smoke screenings screenplay screens passage Screenwrite screenwriter Screenwriting Screven County Screw screw anchor screw auger screw axis screw blank screw clamp screw compressor Screw Conveyor screw dislocation screw displacement screw dowel screw elevator Screw Extruder Drill screw eye screw fastener screw feeder Screw Gear screw ice screw jack screw machine screw nail screw pile screw pine screw plasticating injection molding screw press screw propeller Screw Pump screw rivet screw shackle			SCRES SCRET Screven County Screven County, GA Screven County, Georgia screw screw screw screw screw screw abutment screw abutment screw abutment screw abutment Screw alley Screw anchor Screw and bolt Screw and bolt Screw and bolt Screw and Washer Assemblies screw around screw around screw around screw around screw around with screw artery screw auger screw auger screw augur Screw axes screw axis screw bean screw blank Screw bolt Screw box screw cap screw caps Screw clamp Screw clamp Screw clamp Screw compressor Screw conveyor Screw conveyor screw dislocation screw displacement Screw dock screw dowel screw down screw down Screw Down Non-Return Screw driver Screw driver Screw driver Screw drivers Screw drivers Screw drivers screw elevator Screw engine Screw extruder Screw extruder Screw extruder

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