Co-rotating twin screw extruder

Product catalog summary

Overview
The document provides detailed information about the co-rotating twin-screw extruders in the Reitruder series by Reifenhäuser. These extruders are designed for energy-efficient and productive direct extrusion of PET ground stock and inline compounding of polyolefins with mineral fillers. The modular design allows flexibility to meet various production requirements.

Specifications

Screw diameter ratio (Da/Di): 1.33 or 1.55
L/D-ratio: 33 or 41
Extruder diameter: 43 – 120 mm
Drive power: 40 – 720 kW
Plasticizing capacity: 160 – 2200 kg/h

Reitruder Setup
The extruder setup is categorized into three equipment variants: Smart, Advanced, and Premium, each offering different features:

Barrel: Options include segmented partitions, various wear protection materials, and different opening designs.
Pair of Screws: Wear protection varies from nitrided to powder-metallurgical composite.
Drive: Includes IEC norm drive, asynchronous drive with air or water cooling, and different clutch types.
Gear Box: Basic version or Reifenhäuser design for extended lifetime.
Tempering: Heating options range from standard ceramic to aluminum oxide ceramic with convection flaps, and cooling options include air or water cooling.
Cover Hood: Options include segmented and isolated stainless steel hoods.
Electrification: Direct connection, terminal box, or electrical cabinet with control unit.
Vacuum Venting: Options range from a vacuum dome with one opening to a dome with melt trap and two cleaning openings.

Conclusion
The Reitruder series offers customizable configurations to meet specific production needs, enhancing efficiency and productivity in extrusion processes.

Catalog excerpts

EXTRUSION SYSTEMS Co-rotating twin screw extruder The main applications of our co-rotating twin-screw extruders in our Reitruder series are the highly energy-efficient and productive direct extrusion of PET ground stock or the inline compounding of polyolefines with mineral fillers. The modular design allows the flexibility to meet a variety of production requirements.

Open the catalog to page 1

Portfolio Screw diameter ratio (Da/Di) Drive power Plasticizing capacity Assembly Group Subassembly Smart Advanced Premium Partition Segmented Wear Protection Nitrided Combination of nitrided and powder-metallurgical composite or armored elements Armored or powder-metallurgical composite elements Opening Closed design Wear Protection Nitrided Motor IEC norm drive With degassing and/or side feeder opening Combination of nitrided and powder-metallurgical composite Asynchronous drive with air-cooling With degassing and/or side feeder opening Powder-metallurgical composite Asynchronous drive with...

Open the catalog to page 2

Co-rotating twin screw extruder

Co-rotating twin screw extruder

Catalog excerpts

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