Decanter Centrifuge vs. Filter Press: Applications in Solid-Liquid Separation

Decanter centrifuges and filter presses are two essential technologies for solid-liquid separation across industries. While both serve to separate solids from liquids, they differ significantly in operation principles and ideal use cases. The following outlines their primary applications:

Decanter Centrifuge Applications

• Wastewater Treatment:
  Removes suspended solids from industrial and municipal wastewater, significantly improving effluent clarity and reducing biological load.

• Food and Beverage Processing:
  Used for clarifying juices, recovering edible oils, refining beer and wine, and separating food by-products.

• Mining and Minerals:
  Dewatering mineral concentrates, processing tailings, and recovering valuable solids from slurry streams.

• Chemical Manufacturing:
  Separates catalysts, pigments, polymers, and other solids from liquid reaction media in continuous production processes.

• Oil and Gas Industry:
  Treats drilling mud, separates oil-water-solids mixtures, and processes produced water onshore and offshore.

Filter Press Applications

• Wastewater Sludge Dewatering:
  Produces exceptionally dry cake in municipal and industrial sludge treatment, reducing disposal volume and cost.

• Mining and Quarrying:
  Generates high-purity mineral concentrates and efficiently de-waters tailings with very low residual moisture.

• Chemical and Pharmaceutical Production:
  Ideal for batch processing of high-value products where maximum solids recovery and liquid clarity are critical.

• Food Industry:
  Used in edible oil purification, starch processing, and brewery wastewater treatment where closed-system hygiene is required.

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       Jiangsu Longdai Environmental Technology Co., Ltd. is an environmental protection equipment manufacturer with more than 15 years of experience. It has provided a large number of sophisticated environmental protection equipment at home and abroad, established three branches in China, and cooperated with many universities to build Longdai R&D center. There are 4 middle doctors, 10 masters, and 25 senior engineers.

       Main business: "Petrochemical Wastewater Treatment, Urban and Rural Wastewater Treatment, Waste Gas Collection and Treatment, Industrial Wastewater Treatment, etc."

       Main equipment: "Integrated treatment equipment, grille decontamination machine, sand water separator, mud scraper, air flotation device, dosing device, sludge thickener, rotary drum micro filter, conveyor,Manual and Mechnical Bar Screen ,Bridge Scrapers ,Ordor Control System,Belt/Screw Conveyor,Disc Filter etc."

       Work follows 5 principles:

1.Sales

       The sales team keeps abreast of market prices and provides customers with the most accurate and most favorable quotations.

2.design

       The technical team participates in technical exchange meetings every year, exchanges experience with professionals, continuously improves technical competitiveness, and provides customers with the clearest and most practical design solutions.

3.manufacture

       The processing team controls the manufacturing details of each equipment, and manufactures the most sophisticated and reliable equipment for customers.

4.transportation

       The transportation team has been to every corner at home and abroad, and has never made any mistakes, planning the best route, and transporting equipment for customers is the fastest and safest.

5.quality

       The company has passed ISO9001-2008 international standard quality system certification.

       We look forward to contacting you, please give us a chance. I hope we can trust each other for mutual benefit and win-win results.

       Best wishes.

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       The following is our company's information:

       Jiangsu Longdai Environmental Protection Technology Co., Ltd.

       Phone: 0510-87837699

       Fax: 0510-87837599

       Chinese website: www.zgldhb.com

       Foreign language website: http://www.longdaiwwt.com/

       Email: longdaicompany@126.com

       Address: No. 20, Chengwen Road, Gaocheng Town, Yixing City

       Zip code: 214214