√ Orientation of the barrel (vertical & horizontal) . Mechanism of the flow generatio n ( screw, disk, drum, barrel, two-stage disk Extruders, etc . ) √ The other type of extruders are being rarely used, mostly for specific reasons ( the multi-screw machines have been popular for the large volume compounding of PVC . ) Two Type Extruders : 1. Batch Type : (a).Ram Extruders. (click here) (b).Reciprocating Screw Extruders. 2. Continuous Type: (a).Screws less extruders = √ Disk Extruders √ Drum Extruders √ Other Extruders (b). Screw Extruders = √ Single screw Extruders (SSE) √ Twin screw Extruders (TSE) ...
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