Product Innovation

DAF Flotation Cell & Belt Filter Press: Advanced Water Treatment for Pulp Mills

Parason TeamJanuary 15, 20253 min read
DAF Flotation Cell & Belt Filter Press: Advanced Water Treatment for Pulp Mills

Parason Machinery introduces two advanced water treatment solutions — the DAF Flotation Cell and Belt Filter Press — designed to revolutionize effluent treatment in pulp and paper mills.

DAF Flotation Cell

The Dissolved Air Flotation (DAF) Cell is an advanced water clarification system that removes suspended solids, fats, oils, and other contaminants from wastewater. The system works by dissolving air under pressure into the wastewater stream, creating microbubbles that attach to particulate matter and float it to the surface for easy removal.

Key Features of the DAF System

  • High-efficiency removal of suspended solids and COD/BOD
  • Compact footprint suitable for existing mill layouts
  • Low energy consumption with optimized air dissolution
  • Automatic sludge skimming for continuous operation
  • Stainless steel construction for long operational life

Belt Filter Press

The Belt Filter Press provides efficient mechanical dewatering of sludge generated during the papermaking process. It continuously dewaters sludge by applying mechanical pressure through two filter belts, significantly reducing sludge volume and disposal costs.

Technical Advantages

  • Continuous dewatering with high throughput capacity
  • Achieves up to 35% dry solids content in the filter cake
  • Low polymer consumption for effective flocculation
  • Easy operation and maintenance with automatic belt tracking
  • Reduced water content means lower transportation and disposal costs

Environmental Impact

Together, these two systems form a complete water treatment solution that helps pulp and paper mills meet stringent environmental discharge norms while recovering valuable fiber and reducing freshwater consumption. The treated water can be recycled back into the process, supporting a closed-loop water management system.

Parason's commitment to sustainable manufacturing extends beyond paper machinery — our water treatment solutions ensure that mills operate responsibly while maintaining profitability.

Topics:Product InnovationPaper IndustryParason Machinery
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Parason Machinery

Global Leader in Pulp & Paper Technology

With 50+ years of engineering excellence, Parason provides complete turnkey solutions for pulp and paper mills worldwide. Our expertise spans stock preparation, paper machines, tissue machines, and molded fiber solutions.

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