Process water: Innovative solutions for surface technology

Effective and efficient, reusing process water (a mixture of water and compound) and feeding it back into circulation during mass finishing can help you both save costs and protect the environment.

Effective wastewater treatment solutions from Walther Trowal

In surface technology, efficient treatment of process water and wastewater is crucial in order to meet environmental standards and reduce costs. Walther Trowal offers customized solutions for process water treatment and wastewater treatment based on decades of experience and innovative technology.

Why is solutions for process water treatment and wastewater treatment important?

Process water produced during mass finishing accumulates with abrasion from workpieces and grinding media as well as oil and grease. In order to comply with environmental regulations and reduce costs, this water must be purified. Walther Trowal's process water treatment and waste water treatment technology offers an effective solution here.

Recirculation or continuous flow system: Which solution for process water technology is better?

The choice between recirculation and continuous flow systems depends on the specific requirements. In around 80 to 90 per cent of applications, the recirculation system is optimal. Here, the process water is permanently returned to the working tank and solids are removed in centrifuges. This saves water, compound and disposal costs.

Reliable disposal of process water

Walther Trowal relies on flocculation and filtration for wastewater treatment. Trowalpur flocculants efficiently remove oil, grease and solids from the water so that the purified water complies with legal regulations and can be safely discharged into the sewerage system. In some applications, the process water cannot be reused, e.g. if you pickle with acid or use different compounds. In these cases, the water must be purified in a flocculation plant and then disposed of.

Advantages of process water and wastewater technology from Walther Trowal

  • Efficient cleaning of the process water
  • Savings of up to 90 % water and 90 % compound possible
  • Reduction of sludge production by approx. 50
  • Environmentally friendly solutions for various applications
  • Expert advice and services

Sustainability and environmental protection in the treatment of process water

Process water technology from Walther Trowal actively contributes to environmental protection. By reducing water consumption, compound and sludge production, resources are conserved and costs are reduced. In addition, legal requirements are met and environmental pollution is minimised.

So why process water and wastewater treatment with Walther Trowal?

Walther Trowal offers effective solutions for the treatment of process water and wastewater in surface technology, especially in the field of mass finishing. With a comprehensive range of services and customised solutions, the company supports its customers in reducing costs, meeting environmental requirements and establishing sustainable processes.

Walther Trowal customer service - for a smooth production process

Our dedicated team offers a comprehensive service ranging from on-site advice to the maintenance of your systems. We offer expert advice, customised system layouts, process water analyses, recovery and recycling of mass finishing sludge and maintenance contracts for centrifuges in accordance with legal requirements.

Contact us

Do you have questions about the treatment of process water or do you need a solution for your process water technology? Contact us today! Our experienced team at Walther Trowal will provide you with expert advice and comprehensive service. Together we will find the optimum solution for your chemical water treatment.

WALTHER TROWAL LTD. SALES DIVISION

Matrix Point
120 Devon Street
Saltley
Birmingham
B7 4SL
United Kingdom
Tel.: +44 121 270 4555
Fax: +44 121 270 4567
E-mail

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Centrifuges

Our centrifuges can be used for a wide range of applications, including in paint booths, phosphating baths and for cooling lubricants. The centrifuge technology from Walther Trowal enables gentle cleaning of the process water. Solids are effectively separated while the compound used is largely retained.

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Flocculant units

Our flocculation systems offer a reliable solution for wastewater treatment. The flocculation process removes solids and pollutants such as metals, oils and greases so that the purified water complies with legal regulations and can be disposed of without any problems.

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