Metal

SECONDARY ALUMINIUM ALLOY FROM SCRAP METAL

AlSi10MnMg secondary aluminium alloy obtained from scrap, usable for the manufacture of automotive components. For 1 tonne of this product, 850 kWh are needed compared to the 17,000 kWh needed for 1 tonne of pure aluminium, obtaining a 95% reduction in energy consumption.

NEMAK

improvement strategies

ENVIRONMENTAL IMPROVEMENTS

  • 95% reduction in energy consumption for the manufacture of second-melt aluminium.
  • Reduction from 8.6 kg CO2/kg to 0.5 kg CO2/kg using the highest scrap ratio.
  • Recovery of end-of-life scrap for use in automotive components.
VIEW LEGEND

Product in the framework of new business models

Reducing impact in the company

Design aimed at partial product recovery

Product designed for a second life

Longer product life

Enviromental optimisation in the use phase

Enviromental optimisation in distribution

Design for product end-of-life