Reducing emissions to air and water
Gränges believes it is essential to help combat climate change and works actively to reduce the climate impact from its own operations and along its value chain.
The company emits various substances mainly to air, but also to water and soil. Emissions to air, in terms of carbon dioxide, nitrogen oxides and dust, come from burning fossil fuels and particularly natural gas and liquefied petroleum gas. Emissions of oil are linked to the cold rolling operations where oil is used to cool down the mill and lubricate the interface between the rolls and the material.
Gränges’ carbon footprint
In 2017 Gränges conducted a carbon footprint study in accordance with the Greenhouse Gas Protocol. Results clearly showed that the main part of Gränges’ greenhouse gas emissions, more than 90 per cent, originates upstream in Gränges’ supply chain, in the production of primary aluminium. Direct emissions from Gränges’ own operations combined with indirect emissions from purchased energy, accounted for around 7 per cent. Read more ›