Material recovery methods for non-recoverable used tyres.

WHOLE TYRES:
Non-reusable whole tyres can be used in various applications, such as:

– road embankments;
– dams;
– noise barriers;
– quay protection;
– drainage;

CUT tyres:
The tread can be used as a base mat under tram railway tracks to reduce vibrations and noise.

SHREDDED tyres:
Due to their drainage properties and compressibility, they can be used in road construction or as a drainage substrate for sports fields and other areas that require rainwater drainage.

GRANULES AND POWDER:
From used tyres, through grinding and sieving processes, rubber granules and powder can be obtained. These, mixed or not with synthetic polymers, can be used to manufacture moulded objects such as trolley wheels for goods and waste containers, flooring for covering sports halls and playgrounds, various components for the automotive industry (flexible steering wheels, floor mats, brake gaskets), armrests, window sills, soundproof barriers, traffic signs, roofing materials, camping equipment (linings, protective mats, roofs and floors).

Another industrial application is the use of rubber powder and granules in asphalt mixtures, an application which has led to good results in reducing tyre rolling noise, decreasing skidding risk, and increasing the lifespan of roads.

Benefits of material recovery

  • Following mechanical processing (cutting, shredding, granulation, etc.) of used tyre waste, raw materials or even new products are obtained, whose production costs are significantly lower than those of the materials they replace.
  • Using these products obtained from used tyre waste helps save energy and natural raw materials (e.g., drainage sand).

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