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Innovative extrusion technology: Battenfeld-Cincinnati PWE Planetary Screw Extruder

Bartonville Cincinnati 2025-08-14 14:26:59

Every breakthrough in technology stems from the pursuit of perfection in the field of precision manufacturing.Battenfeld CincinnatiRedefine the performance boundaries of planetary screw extruders to create an industry benchmark product that combines high efficiency with multi-scenario applications.The PWE planetary screw extruder places special emphasis on the manufacturing of screw helical teeth, which must mesh like high-precision gears to achieve a combination of precision and efficiency.

Operation of the planetary extruder

The material enters the planetary section from the forced feeder.(First level)The planetary section includes the following components, and its working principle involves the following processes:

The plasticizing material is conveyed and mixed through the rolling between the planetary core shaft and the main shaft or between the planetary core shaft and the barrel. At the same time, the material is pressed into the gap between the planetary core shaft and the main shaft or between the planetary core shaft and the barrel. The material is pressed and spread into a thin layer, generating strong heat exchange.

At the second stageThe melt is compacted and homogenized, and then continuously extruded from the system under pressure. The dispersion process of the material is extremely gentle, allowing for optimal dispersion even for heat-sensitive materials.

Advantages of the device

• Excellent controllability of melt temperature

Self-cleaning system

• Narrow and controllable material residence time range

Balanced shear and heat transfer ratio

• The formula changeover time is short because the toothed components are continuously engaged, preventing material retention.

Flexible design

• Adjustable according to material formulation

Standard production range:

450 - 4000 kg/h (PVC),

400 - 2200 kg/h (ABS) ,

500-2200 kg/h (EVA)

Application Areas

- Blister pack, packaging box, and sleeve

Decorative sheets for furniture

• Protective cover, bank card, credit card, and customer card.

Fabric-reinforced pool liner

- EVA sheets for the solar energy industry

New applications in the processing of TPO, TPU, and ABS.

The twin-screw planetary extruder is also suitable for granulation.

Battenfeld-Cincinnati is a technology leader in the extrusion industry. The planetary roller extruder they developed not only represents the leading level of extrusion technology but also heralds the possibilities of future industry: lower energy consumption, higher purity, and smarter solutions. Battenfeld-Cincinnati will continue to write an unending answer in the field of precision extrusion with ongoing innovation.

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