Granules loss-in-weight feeder RotoTube

powderfor plastic pelletsbulk solids

Product overview
The RotoTube screw feeder is a laboratory loss-in-weight feeder designed for precise, low-rate dosing of pellets and fine-grained bulk ingredients. Manufactured by Kubota Brabender Technologie, it supports both volumetric and gravimetric feeding modes for laboratory applications.

Technical details

• Rotary tube screw feeder for pellets and fine-grained media
• Feed rates down to a few grams per hour for extremely low dosing
• High-precision weighing system with DigiMASS-2 digital load cell
• Operable in volumetric and gravimetric modes

Power Range

• 1–5 dm3/h (0.04–0.18 cuft/h)

Documentation
Work standard available: RotoTube 2.0 (PDF).

Characteristics / technical specifications

• Product type: laboratory loss-in-weight screw feeder (RotoTube)
• Suitable product forms: pellets and fine-grained bulk ingredients
• Minimum feed rate: a few grams per hour (very low dosing capability)
• Weighing system: digital load cell DigiMASS-2 for high weighing accuracy
• Dosing principle: volumetric and gravimetric operation modes
• Throughput range: 1–5 dm3/h (0.04–0.18 cuft/h)
• Intended use: laboratory-scale precise dosing and feeding of bulk materials