DEWA 4-shaft CSS for top scum and bottom sludge scraping Sludge and Scum Collection DEWA CHAIN SCRAPER SYSTEMS

DEWA CHAIN SCRAPER SYSTEMS For sludge and scum scraping, we offer an endless chain scraper system, renowned for its top-of-the-line performance in sedimentation, flotation, and clarification processes. This system is flexible and can be utilized across various project applications and basin types. Globally tested and proven quality Our systems are trusted and used by municipal and industrial customers worldwide – from small private companies to leading international contractors. ▸ Founded in 1986, we have almost 40 years experience in this field ▸ We have delivered close to 4000 chain scraper...

Key features DEWA Chain scraper systems offer unbeatable advantages over the other available systems ▸ Efficient footprint compared to circular basins ▸ Can be built on top of each other ▸ High removal efficiency ▸ Durable and non-corrosive components Read more on our webpage www.dewaco.fi DEWA CSS CONFIQURATION MATRIX A DEWA CSS is always customized and manufactured by our specialists to our customers’ needs. This process is based on the material, construction and dimensional needs of the specific application and type of basin. The matrix below shows the key features of a chain scraper system....

Our superior design and DEWA components offer top-class features, performance, and durability. 1. Scraper Flight ▸ Composite (GRP) scraper flights are extremely durable and lightweight ▸ Available in various models for different applications. ▸ Sludge does not accumulate inside the c-channel flight and maintenance is easy even after decades of use. ▸ High grade wear shoe and rubber materials are selected according to the type of application. ▸ Additional features such as brushes can be installed in the scraper flights as needed. ▸ Installation of the flight is very easy and there are no limitations...

5. Carry, return and bottom rails ▸ All carry and return rails including wall brackets are made of superior stainless steel materials. ▸ This allows smooth sliding and low friction with DEWA wear shoe parts and a practically infinite lifetime. 6. Tensioning Shaft Assembly and Collector Chain Tensioning Device ▸ The unique collector chain tensioning system allows chain tensioning without draining the tank and adjusting can be done while the system is running. ▸ This feature saves time and resources and is the most operator-friendly solution. ▸ The system prevents misalignment faults caused by...

We give a promise for a cleaner future We provide equipment for water, wastewater and sludge treatment, as well as for the drying of various biomasses under our DEWA brand. Our goal is to be the most trusted and well-known partner in our field globally. Flexible and reliable operations and meeting customers’ needs with high-quality and globally competitive products and services are at the heart of our operations. We value and respect our partners and customers and strive to serve them with quality on a longterm basis, seeking to create lasting value in an economically, environmentally and socially...