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PRODUCTS / POLYMERS, PLASTICS & COMPOUNDS / PLASTICS & POLYMERS

Polymer testing, mixing
& extrusion equipment

Explore rheometers, extrusion systems and sample-preparation equipment around your polymer and process.

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POLYMER PROCESSING & TESTINGMaterial.
Process.
Performance.
RHEOMETERS · EXTRUDERS · FILM SYSTEMS

BUILT AROUND YOUR APPLICATION

Find the equipment
your process needs.

GRS helps laboratories and manufacturers explore equipment for plastics processing and material testing. Start with your polymer, processing conditions and test objective so we can discuss suitable options.

  • Torque and capillary rheometers.
  • Single- and twin-screw extruders, mixers and pelletizers.
  • Mills, film-casting and film-blowing systems.
  • Calenders and platen presses.

Find the right configuration

Contact GRS for equipment documentation, current configurations and availability. The right setup depends on the polymer, process and testing requirements.

SELECTED EQUIPMENT

Rheology, mixing and extrusion.

Explore drive units, mixers and extruders alongside equipment for sample preparation and testing. Confirm attachment compatibility and available configurations with GRS.

Torque rheometer drive unit

Torque rheometer drive unit

The drive and measurement base for compatible mixer and extruder attachments. Controlled rotation and torque measurement help laboratories study processing behaviour and compare formulations.

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Laboratory internal mixer

Laboratory internal mixer

Mix small batches under controlled conditions to study material behaviour during mixing. Torque response helps compare formulations and assess changes as the material is worked.

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Single-screw extruder

Single-screw extruder

A rotating screw conveys and plasticises material, then pushes it through a die. Use laboratory extrusion to explore processing conditions and prepare samples with suitable downstream equipment.

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Conical twin-screw extruder

Conical twin-screw extruder

Two tapered screws convey and mix material through the barrel. Explore formulation and processing trials with screw geometry and operating conditions selected for your material.

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Counter-rotating twin-screw extruder

Counter-rotating twin-screw extruder

Two parallel screws rotate in opposite directions to convey and process material. Discuss this configuration for laboratory extrusion trials and material-specific processing requirements.

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Co-rotating twin-screw extruder

Co-rotating twin-screw extruder

Two parallel screws rotate in the same direction to mix and compound materials. Explore incorporating additives, comparing formulations and developing processing conditions at laboratory scale.

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Two-roll mill

Two-roll mill

Two rotating rolls work material through a narrow gap to mix polymers or rubber with fillers, pigments and other additives. The mill can also form sheets for further testing.

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Dynamic testing oven

Dynamic testing oven

Controlled-temperature testing helps assess how heat affects materials over time. The catalogue lists ageing temperature and time settings; contact GRS to confirm the specific test functions of this model.

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Planetary mixer

Planetary mixer

The mixing tool rotates while travelling around the bowl to blend viscous materials such as polymer compounds, pastes, adhesives and sealants. Heating and vacuum capabilities depend on the configuration.

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LET’S TALK ABOUT YOUR LABORATORY

What do you need
to measure?

Tell us about your material, instrument or next project. We’ll help you explore the options.

Talk with GRS