Automated Screw Doser Monobloc Systems for Powder Packaging

Equipment

Screw Doser Monoblocs | Locus Robotics

Integrated Powder & Granule Packaging Systems with ±03% Accuracy.

Precision Powder Handling in Single Footprint
Integrated systems combining auger dosing, container handling, capping and sealing — engineered for free-flowing to cohesive powders with 32% space savings versus traditional lines.

End-to-End Powder Handling in Single Footprint
Rotary systems integrating auger dosing, container handling, capping, and inspection — delivering ±0.5% accuracy for free-flowing to cohesive powders across industries.

Core Capabilities:

Technical Specifications

Engineered for Versatility

Parameter Standard Range Advanced Options
Throughput 50-150 BPM 300 BPM (multi-head)
Dosing Accuracy ±0.5% ±0.25% (load cells)
Material Compatibility Free-flowing powders Cohesive powders*
Fill Range 5g-5kg 1g-10kg
Auger Configurations 1-4 heads 6 heads (custom)

*With anti-bridging vibrators


Screw Dosing Technology

Application-Optimized Systems

Auger Type Best For Special Features
Standard Stainless Food powders, chemicals CIP-ready, 316L construction
Cantilevered Sticky products Quick-release for cleaning
Twin-Screw Aerated powders Deaeration technology
Ceramic-Coated Abrasive materials Wear-resistant surfaces
Combination System Powders with particulates Auger + volumetric cup filler

Core Capabilities:


Technical Specifications

Engineered for Precision

Parameter Standard Range Pharma-Grade Options
Dosing Range 0.1g — 1,000g 0.05g micro-dosing
Accuracy ±0.5% (gravimetric) ±0.1% (load cell)
Throughput 50-200 BPM 300 BPM (4-head)
Auger Configurations 1-4 independent heads 6 heads (custom)
Compliance CE, ISO GMP • 21 CFR Part 211

Integrated Powder Packaging Systems with Precision Auger Dosing.

Industry Applications

Optimized for Diverse Powders

Industry Typical Products Critical Features
Pharmaceutical Antibiotic powders, sterile APIs AISI 316L • Isolated zones
Cosmetics Loose pigments, mineral makeup Color-change protocols
Chemicals Detergent powders, additives EX-certified • Solvent resistance
Food Spices, protein powders USDA materials • Allergen control
Veterinary Medicated feed additives Washdown-ready construction

Industry-Specific Configurations

Compliance-Ready Solutions

Industry Critical Features Certifications
Pharmaceuticals GMP design, dedusting systems FDA 21 CFR Part 211
Food & Beverage USDA materials, allergen control HACCP, ISO 22000
Chemicals EX-certification, anti-static systems ATEX, IECEx
Cosmetics Color change protocols, CIP capability ISO 22716, ECOCERT

Integrated Workflow

Seamless 5-Stage Processing

  1. Container Feeding: Automatic unscrambling with orientation check

  2. Pre-Conditioning: Ionized air blast (anti-static)

  3. Precision Dosing: Servo-controlled auger filling (±0.5%)

  4. Sealing & Capping: Induction sealing + torque-controlled capping

  5. Quality Control: Checkweighing ±0.5g with rejection station


Specialized Sub-Systems

Advanced Powder Management

Component Function Technical Specs
Anti-Bridging Material flow optimization Pneumatic vibrators (0-100 Hz)
De-dusting Containment of airborne particles HEPA-filtered vacuum system
Nitrogen Flushing Oxygen-sensitive products <100ppm O₂ residual
CIP System Clean-in-place capability 3D spray balls, 0.8µm finish

Automated Screw Doser Monobloc Systems.

Dosing Technology Comparison

Precision Engineered Solutions

System Best For Accuracy Speed
Gravimetric Critical applications ±0.1-0.3% 120 BPM
Timed Volumetric High-speed packaging ±0.5-1% 300 BPM
Micro-Dosing APIs, potent compounds ±0.05g 80 BPM

GMP Pharmaceutical Configuration

Sterile Powder Handling

  • Material Construction: AISI 316L stainless steel contact surfaces

  • De-dusting System: HEPA-filtered vacuum with 0.3µm efficiency

  • Cleanability: CIP/SIP capability, radiused corners

  • Environmental Control: ISO Class 8 equivalent processing zone

  • Data Integrity: 21 CFR Part 11 compliant HMI


Specialized Sub-Systems

Advanced Powder Management

Component Function Technical Specs
Anti-Bridging Material flow optimization Pneumatic vibrators (0-100 Hz)
Hopper Agitators Cohesive powder handling Variable-speed mixers
Screw Feeders Continuous material supply Food-grade UHMWPE surfaces
Nitrogen Purging Oxygen-sensitive compounds <100ppm O₂ residual

Global Compliance

Certified for Worldwide Operation

  • Electrical Safety: CE, UL, GOST-R

  • Explosion Protection: ATEX Category 1D/2D (Zone 20/21)

  • Food Compliance: EHEDG, 3-A Sanitary Standards

  • Pharma Validation: IQ/OQ/PQ documentation packages


Technical Comparison

Screw vs. Alternative Technologies

Parameter Screw Monobloc Volumetric Cup Linear Weigher
Accuracy ±0.5% ±2% ±0.1%
Cohesive Materials Excellent* Poor Good
Changeover Speed 5 min 15 min 20 min
Footprint Compact Medium Large

*With vibration assist

Workflow Sequence

Integrated 8-Stage Processing

  1. Container Feeding: Automatic vial unscrambling

  2. De-dusting: Ionized air blast

  3. Precision Dosing: Gravimetric/timed auger filling

  4. Cotton Insertion: For pharmaceuticals (optional)

  5. Capping: Torque-controlled application

  6. Induction Sealing: 1-3kW foil sealing

  7. Labeling & Coding: Wrap-around labeling + inkjet

  8. Checkweighing: ±0.1g accuracy with rejection


Competitive Advantages

Why Choose Our Monoblocs?
✅ 43% Space Savings vs traditional powder lines
✅ Zero Cross-Contamination: Isolated material paths
✅ Rapid Changeovers: <10 minutes between formats
✅ Scale Flexibility: Modular head configurations

✅ Unmatched Accuracy: Gravimetric feedback for ±0.25% precision
✅ Difficult Powder Expertise: Handles titanium dioxide to cake mixes


Global Compliance

Certified for Worldwide Operation

Standard Implementation
GMP (EU/USP) Full validation packages
ATEX/IECEx Zone 20/21 certification
EHEDG/3-A Sanitary design certification
ISO 13485 Quality management system

Global Compliance Support

Configure your powder solution:

📞 Phone: +7 927 056-19-99
Voltage customization (110V-220V-380V-480V) • Multi-language manuals • Local service engineers
(International calls routed to English-speaking engineers).