Tyres: going full circle

Published 09 November 2017

Contributing to the circular economy, an innovative tyre-burning initiative at PPC’s De Hoek plant in the Western Cape, South Africa, has successfully demonstrated the viability of burning waste tyres as an alternative to coal in cement production. The project not only reduces coal usage and NOx emissions but also decreases landfill requirements for waste tyres, achieving a positive environmental impact. By Johan Vorster, PPC, South Africa.

PPC De Hoek's location and the socio-economic benefits of the local area were key factors

in the selection of this cement plant as home to PPC's tyre-burning trials

Few consumer products have a poorer environmental image than the tyre. It is hard to escape the bleak sight of coal-coloured mountains of used tyres that blight local landscapes. Given their composition, tyres are difficult to dispose of because they are not easily converted into any other useful product. Until now efforts to recover their raw materials have proven challenging because more fuel is needed to decompose their elements than is used to make a new tyre.

To continue reading this story and get access to all News, Articles and Video sections of the CemNet.com website, please Register for a subscription to International Cement Review or Login