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Zero-carbon flat glass from Saint-Gobain, a world first

2022-05-16T17:44:38.329Z

The building materials giant has produced 2,000 tons of flat glass without producing any carbon. The Aniche plant (Nord) was the scene of a world first. For a week, at the beginning of May, Saint-Gobain manufactured 2,000 tonnes of flat glass there - that used in the construction industry - while producing no carbon. “It's a real technological feat ,” enthuses Benoit d'Iribarne, director of technology and industrial performance at Saint-Gobain. To achieve this, the building materials giant us



The Aniche plant (Nord) was the scene of a world first.

For a week, at the beginning of May, Saint-Gobain manufactured 2,000 tonnes of flat glass there - that used in the construction industry - while producing no carbon.

“It's a


real technological feat

,” enthuses Benoit d'Iribarne, director of technology and industrial performance at Saint-Gobain.

To achieve this, the building materials giant used 100% recycled glass (known as cullet) and 100% green energy.

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Saint-Gobain is betting on the decarbonization of concrete

It is a remarkable innovation.

However, the conditions are not met for a generalization of this process.

“You have to work on recycling to have enough secondary raw material,”

explains Benoit d'Iribarne.

To obtain a final quality of glass that meets Saint-Gobain standards, you need high-quality cullet, and it must come exclusively from the deconstruction of buildings.

Bottle glass, for example, is not suitable.

The…

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Source: lefigaro

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