Too valuable for landfill: building rubble - the unutilised raw material potential

Economy & Infrastructure
Binder+Co, processing of building rubble, AI technology
Sensor-based sorting system
CLARITY sensor-based sorting system for the precise separation of bricks, asphalt, glass or metal | fotocredit: ©Binder+Co

Millions of tonnes of construction waste and excavated soil are produced in Europe every year. A considerable proportion of these materials are still sent to landfill - even though they contain valuable raw materials.

Elliptical oscillator from Binder+Co
Elliptical oscillator with atomisation for classification and preconditioning | fotocredit: ©Binder+Co

In view of increasing construction activities, growing environmental regulations and scarce natural resources, the efficient processing of mineral waste is becoming a key task of the circular economy.

The advantages are obvious: instead of extracting primary raw materials such as gravel or natural stone on a large scale, high-quality secondary raw materials can be obtained. Rock and concrete recyclates are ideal as aggregates in the concrete industry, reduce costs and conserve resources. At the same time, they help to reduceCO2 emissions and minimise the ecological footprint of the construction industry.

The intelligent processing of construction waste and excavated soil is therefore taking centre stage - not only as an ecological necessity, but also as an economic competitive advantage.

Efficient processing solutions from Binder+Co

Binder+Co offers tried-and-tested, high-performance solutions for these challenges. The focus is on the reliable separation and classification of mineral material flows in order to obtain high-quality aggregate and concrete recyclate. Processing begins with screens and jigging machines that bring the material to the right size and prepare it well for the next step.

Sensor-based sorters then take over the precise separation of different materials such as bricks, asphalt, glass or metal. A reference project at the company BRT in Weinfelden (Switzerland) proves the efficiency: despite humid working conditions and high throughput volumes, the systems used achieved purities of over 95% for recycled concrete and natural stone.

Artificial intelligence for maximum purity

The latest generation of sorters from Binder+Co works with artificial intelligence. It even differentiates between visually similar materials such as dark natural stone and asphalt. This increases the purity of the output, reduces material losses and lowers the landfill rate. At the same time, the AI optimises the energy consumption of the compressed air valves - a plus for the environment and operating costs.

#It is #schongenial that Austrian high-tech companies such as Binder+Co use intelligent technology to recover valuable raw materials from what appears to be waste, thus benefiting the environment, the economy and the future in equal measure.

It's nice to see so many positive things:
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