DaZhang Filtrantion

Industries

We provide industrial dewatering solutions that deliver stable solid-liquid separation, effective moisture reduction, and cost-saving results. Our filter presses handle a wide range of slurries and sludges, producing consistent cake dryness and high solids capture rates. This substantially reduces waste volume — lowering transportation and disposal costs while minimizing environmental impact. We return recovered water to your process, reducing fresh water consumption.

Whether you are dealing with municipal sewage sludge, mining tailings, chemical slurries, civil engineering mud, or other industrial slurries, our dewatering solutions provide reliable, long-term operation with minimal manual intervention. Browse the applications below to see the industries we serve.

Industries and Applications

Municipal

  • - Sewage sludge dewatering
  • - Biosolids thickening and dewatering
  • - Digester sludge treatment
  • - Landfill leachate sludge dewatering
  • - Sewer network sludge dewatering

Mining

  • - Dry stacking tailings
  • - Concentrate dewatering
  • - Coal slurry dewatering
  • - Fine coal recovery
  • - Mine wastewater sludge treatment

Metallurgy

  • - Metallurgical slurry filtration
  • - Smelter wastewater sludge dewatering
  • - Hydrometallurgical solid-liquid separation
  • - Electroplating sludge dewatering
  • - Steel mill wastewater sludge dewatering
  • - Electrolytic sludge dewatering

Chemical

  • - Chemical sludge dewatering
  • - Petrochemical sludge dewatering
  • - Catalyst recovery
  • - Fine chemical filtration
  • - Acid/alkali sludge dewatering
  • - Resin slurry separation

Pulp and Paper

  • - Paper mill sludge dewatering
  • - Black liquor sludge dewatering
  • - Lime mud dewatering
  • - Primary and secondary clarifier sludge
  • - Waste paper recycling sludge dewatering

Textile

  • - Textile dyeing sludge dewatering
  • - Dye slurry filtration
  • - Fiber recovery from wastewater
  • - Color removal sludge treatment
  • - Textile printing sludge dewatering

Food and Beverage

  • - Food processing sludge dewatering
  • - Starch residue dewatering
  • - Distillers' grains dewatering
  • - Brewers' spent grains dewatering
  • - Soybean pulp dewatering
  • - Yeast and protein separation

Pharmaceutical

  • - Fermentation broth filtration
  • - API slurry dewatering
  • - Pharmaceutical residue dewatering
  • - Pharmaceutical wastewater sludge

Energy

  • - Power plant coal ash dewatering
  • - FGD gypsum dewatering
  • - Biomass sludge dewatering

Photovoltaic

  • - Silicon wafer cutting slurry dewatering
  • - PV wastewater sludge dewatering
  • - Silicon powder recovery and dewatering
  • - Fluoride-containing sludge treatment
  • - Solar glass grinding slurry dewatering

Lithium Ion Battery

  • - Cathode material slurry filtration
  • - Anode material slurry dewatering
  • - Lithium battery recycling sludge dewatering
  • - Battery manufacturing wastewater sludge
  • - Lithium ore beneficiation tailings dewatering
  • - Lithium extraction from salt lakes

Civil Engineering

  • - River and lake dredged sediment dewatering
  • - TBM tunneling slurry dewatering
  • - Piling bentonite slurry dewatering
  • - Hydropower project dredged sludge treatment

Application References

We have completed dewatering projects across multiple applications and regions. However, we respect our clients’ data confidentiality and do not publish case-specific performance numbers or client names on this website without explicit permission.

If you have a genuine project, fill out the form below. Our team will review your request and — subject to confidentiality agreements — share de-identified case references or arrange a technical discussion.

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