Twin-screw extruder / compounder Werner & Pfleiderer / Coperion ZSK 40

Werner & Pfleiderer Twin-Screw Extruder ZSK 40 – Excellent Condition

For sale is a Werner & Pfleiderer (WP) ZSK 40 co-rotating twin-screw extruder.

Technical Specifications:

• Machine Type: ZSK 40

• Screw Diameter: 40 mm

• Screw Length: 7 barrels × 4 D → approx. 28 L/D

• Main Drive: 34.5 kW

• Motor Speed: 1,800 rpm

• Screw Speed: 40 – 400 rpm

• Max. Torque per Screw Shaft: 325 Nm

• Heating: Electric, connected load approx. 17 kW

• Cooling: Water chiller unit

• Temperature Control Zones: 6 zones

• Barrel Temperature Sensors: 6

• Material Temperature Sensor: 1

• Material Pressure Sensor: 1

Barrel Configuration:

• Feed barrel with liquid injection port

• Open barrel with insert and 2 liquid injection ports

• Multiple closed barrels with ports for liquid injection or measurement points

• Degassing barrel

General Features:

• Co-rotating, closely intermeshing (self-cleaning) screws

• High mixing and dispersing performance thanks to modular mixing and kneading elements

• Modular system for screws and barrels

• Drive section and process section mounted on stable base frame

Fields of Application:

• Plastics compounding

• Masterbatch

• Additive and filler incorporation

• Laboratory and pilot plant use

• Formulation and product development

Condition & Runtime:

According to the operating hour counter, the machine has run for less than one year and is therefore in excellent, nearly as-new condition. The screw elements are also as new.

Options & Customizations:

Upon request, we can design and install suitable tooling, such as strand dies, and integrate additional peripherals such as screen changers, pelletizing units, dosing technology, or other customer-specific components. The machine can thus be configured and delivered ready-for-operation according to customer requirements.