Description
LSF-20 Industrial Screw Doser for Bulk Bag Filling
Precision Bag Filling for Dry Bulk Materials.
Advanced Control System for Various Materials.
Complete Dust Containment for Challenging Powders.
Precision Gravimetric Dosing Technology.
Key Features & Benefits:
✓ Complete Dust Containment — Hermetically sealed hopper prevents powder escape during filling operations
✓ Precision Gravimetric Dosing — High-accuracy strain gauge sensor ensures weight-based precision
✓ Advanced Motor Control — Stepper motor technology provides exact positioning and repeatable dosing
✓ Integrated Agitation System — Built-in hopper agitator prevents bridging and ensures consistent flow
✓ Easy Maintenance Access — Cleaning hatch and accessible components simplify maintenance
✓ Multi-Product Versatility — Handles everything from fine dusty powders to viscous pastes
✓ User-Friendly Controls — Complete menu with calibration, tare, adjustment, and speed control settings
✓ High-Capacity Screw Conveying — Large-diameter screw mechanism handles bulk materials efficiently
✓ Industrial Bag Filling — Specifically designed for filling bags, sacks, and flexible containers
✓ Gravimetric Precision — Integrated weighing system ensures accurate fill weights
✓ Heavy-Duty Construction — Robust floor-standing design for continuous industrial use
✓ Dust Containment — Sealed system minimizes product loss and maintains clean operation
✓ Quick Material Changeover — Easy-clean design and interchangeable components
✓ Bag Handling Integration — Compatible with various bag holders and support systems
Technical Specifications:
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Dosing Principle: Gravimetric (weight-based)
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Dust Protection: Fully sealed hopper design
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Control System: Digital interface with calibration, tare, and speed settings
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Drive System: Precision stepper motor
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Weighing Technology: High-precision strain gauge sensor
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Construction: Industrial floor-standing design
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Included Components: Multiple screw and nozzle diameters
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Application: Bulk bag filling for powders and granular materials
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Dosing Principle: Gravimetric screw conveying
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Capacity: Industrial-scale throughput
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Control System: Advanced weighing and calibration
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Construction: Heavy-duty industrial design
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Bag Size Range: Adaptable to various bag dimensions
Industry Applications:
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Chemical Industry: Laundry detergents, cleaning powders, industrial chemicals
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Food & Beverage: Peanut butter, powdered milk, flour, cocoa
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Cosmetics & Personal Care: Scrubs, talcum powders, cosmetic pigments
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Specialty Products: Hookah tobacco, fine granules, dusty materials
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Construction Materials: Cement, mortar mix, dry compounds
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Agricultural Products: Fertilizers, seeds, animal feed
Unique Selling Proposition:
This machine specifically addresses the challenge of handling highly dusty materials that conventional filling equipment cannot contain. The sealed hopper design sets it apart from standard dosers, making it ideal for materials that pose health, safety, or product loss concerns.
📜 Schedule virtual airflow visualization test.
💡 Mention your: Target market (EU/US/Global South), Active ingredient, Required throughput.
🔬 Schedule virtual factory acceptance test with our engineers.
🏷️ Request Compliance Audit: Free gap analysis with throughput simulation.
🔍Ready to Eliminate Production Bottlenecks?
💎Need Industrial Production Automation?
✅ GMP Compliance Guarantee
✅ 24/7 Multilingual Support
✅ 24-month performance guarantee
✅ Local technicians in 18 countries
📈Start small, get a free production layout designed for your growth trajectory. Scale smarter with engineering support!
📥Free line configuration for your products, throughput validation testing!
🎓Contact Specialists for Packaging Equipment:
📄 On-Demand Engineering: Product-specific configurations in 1-2 weeks.
🔧 Spare Parts Kits: Region-specific inventory for <24hr delivery.
🧼Compliance Roadmap:
- CE, EAC, ISO 9001 certifications.
- GMP-ready: 316L SS contact parts, CIP/SIP capabilities.
- ATEX options for chemical solvents.











