High-precision belt feeder for granular materials

Achieve precise material dosing and consistent flow in your continuous processes with a belt feeder solution that maintains outstanding dosing accuracy, even under demanding conditions.

Ensures Accurate and Continuous Material Dosing

The GRAVIT Belt Feeder from HASLER Group is engineered for high-precision dosing in continuous industrial processes. It features a robust design with folded side rails, providing structural stability and durability. This feeder uses a self-centring and self-tensioning system to maintain belt position, ensuring dosing accuracy to ±0.25%. Ideal for applications in the cement, fertilizers, and metals processing industries, it efficiently handles granular materials like gypsum powder and urea granules.

With a modular design, the GRAVIT Belt Feeder adapts to various lengths and belt widths (from 650 mm to 1,400 mm) to fit specific production needs. It processes materials 24/7, supporting operations such as water treatment and flue gas desulfurization. The feeder is PLC-controlled, integrating seamlessly into existing production lines. Optional features, including a spillage conveyor and vibrating inlet hopper, aid in maintaining a clean, efficient operational environment. For maintenance, its quick belt change system minimizes downtime, enhancing operational reliability.

Benefits

  • Ensures high dosing accuracy of ±0.25%, improving product consistency.
  • Modular design allows customization for diverse industrial applications, increasing operational flexibility.
  • Continuous 24/7 operation optimizes production efficiency and reduces idle time.
  • Self-tensioning system minimizes maintenance needs, enhancing equipment longevity and reliability.
  • Optional features maintain material flow and prevent blockages, ensuring smooth process continuity.

General


Applications
Polymers,Hydrometallurgy,Water treatment,Metals recycling,Minerals processing,Fertilizers,Technical ceramics,Amino,Resins,Specialty acids,Flue gas desulphurization,Cement
End products
Gypsum powder,Polyethylene pellets,Epoxy resins,Phosphoric acid,Lithium carbonate,Potable water,Portland cement,Urea granules,Aluminum alloy ingots,Citric acid,Copper concentrate,Alumina ceramics
Steps before
Storage in silo,Material extraction
Steps after
Precision weighing,Material transportation,Flow control,Dosing regulation
Input ingredients
clinker,gypsum,limestone,clay,anhydrite,slag,fertilisers,urea,carbamide,phosphates,phosphate rock,ammonium,ammonium sulphate,iron ore,pyrite,iron,alloys,coal bricks,calamine,metal pellets,shredded tyre waste,nut shells,chemicals,plastic pellets,additives,cut plastics,rubber,ash,mixture,phengite,lime pellets,limonite,graphite,calcined clay,coke
Output ingredients
precisely dosed granular materials
Market info
HASLER Group is known for manufacturing and supplying industrial engineered-to-order (ETO) equipment, specializing in mixing, filtration, and sealing solutions for various industries, with a reputation for quality and innovation in handling challenging process applications.

Technical Specifications


Accuracy
±0.25%
Automation
SCMIII-controlled
Belt Width
650 mm to 1,400 mm
Dosing Type
Gravimetric
Flow Rate Range
1
Material Temperature Handling
up to 150°C
Modularity
Custom Lengths
Self-centering System
Integrated
Self-tensioning System
Integrated
Protection
Fully Enclosed Option

Operating Characteristics


Automation level
SCMIII controlled
Batch vs. continuous operation
Continuous
Changeover time
Quick belt change system
CIP/SIP
Not Applicable
Cleaning method
Manual cleaning
Energy efficiency
Optimized self-tensioning system
Flow control
Self-centring system

Material Compatibility


Abrasion resistance
High
Density/particle size
0.5–2.5 g/cm³

Product type Characteristics


Flow range
1

Physical Characteristics


Fully Enclosed Option
Yes

Custom Options


Control panel type
SCMIII FIELD / SCMIII PANEL
Belt width options
650 mm to 1,400 mm
Modular length options
Adaptable to application needs
Spillage conveyor
Optional
Hammer gate
Optional
Vibrating inlet hopper
Optional
Reinforced inlet hopper
Optional
Material cover
Optional
Special high-temperature conveyor belt
Up to 150°C