extrusion

(redirected from Extruder)
Also found in: Dictionary, Thesaurus, Medical, Encyclopedia, Wikipedia.
References in periodicals archive ?
The cold fed ram type extruder is said to give a very high level of process repeatability.
Chapter titles include: Introduction to Extruders and their Principles, Single-Screw Extruders, Dry Extruders, Interrupted-Flight Expanders-Extruders, Twin-Screw Extruders, Preconditioning, Chemical and Nutritional Changes in Food during Extrusion, Practical Considerations in Extrusion Processing, Extruders in the Food Industry, followed by the Appendix.
Features: Injection unit has 5 or 10 cavities; blowing wheel module has 2 molds; 5:1 ratio between injection and blowing cavities; continuously turning extruder screw for melt homogeneity; low-cost tooling (shell molds, one set of tools).
Session 8 on troubleshooting will focus on product geometry, extruder operation and compounds.
Natural fiber composite extrusion systems available with all extruder types.
Also, the material may still not be suitable for bulk storage and handling and may not feed well at the extruder.
Motionless mixing elements include Thermogenizers specifically for extrusion, which deliver homogenized melt streams to the die and have mixing capacities independent of extruder output.
Patented warm-feed system predensifies, size reduces and prewarms scrap before it enters the extruder.
Windmoeller & Hoelscher revealed that it has built its first extruder (4 in.
Randcastle single-screw lab extruder with three Recirculator mixing sections at Rutgers University's Polymer Science lab blended 20% PS into PE and produced mostly sub-micron PS domains without use of compatibilizers.
This is evident in the fact that when the injection plunger is operating and the shut-off valve between the extruder and plunger is closed, the plasticating extruder must be stopped, since the melt has no place to go.
Ram (preform) extruder auxiliary devices will be highlighted, including shear head, cavity transfer mixers and gear pumps.