Xceptional Instruments

Three-Tec AG

Single-Screw Feeder

Volumetric and gravimetric single-screw feeding with optional quadruple-screw configuration — stainless steel construction, internal or external controller.

cGMP
Three-Tec single-screw feeder with stainless steel hopper and metering screw for volumetric and gravimetric dosing

01 / 04OVERVIEW

The Single-Screw Feeder handles free-flowing powders and pellets at controlled volumetric or gravimetric rates. A single metering screw with optional internal agitator prevents bridging in cohesive materials. For higher throughput or multi-component dosing, a quadruple-screw variant is available on the same frame. All wetted parts are stainless steel; the controller mounts internally or externally depending on panel-space constraints. The feeder integrates with any ZE-series extruder via the shared Siemens PLC for synchronized start/stop and speed-following operation.

02 / 04FEATURES

Single-screw metering with optional quadruple-screw configuration
Volumetric and gravimetric feed modes
Internal agitator prevents bridging in cohesive powders
All wetted parts stainless steel
Internal or external controller mounting
Siemens PLC integrated, speed-following with ZE-series extruders

03 / 04SPECIFICATIONS

Technical data

FEEDING
Screw typeSingle-screw (quadruple-screw optional)
Feed modeVolumetric and gravimetric
Feed rate rangeOn request
AgitatorInternal, optional
HopperStainless steel
CONTROL
ControllerInternal or external
PLC integrationSiemens S7-1500 (shared)
COMPLIANCE
Contact materialStainless steel
StandardscGMP optional
DIMENSIONS
FootprintOn request

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