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The case for plastic wine corks is made on no less a platform than the Food & Drink section of the Wall Street Journal, with North Carolina processor Nomacorc getting a good share of the ink. The company has developed its own co-extrusion process whereby its corks are processed with a foamed core interior which is then covered by a flexible outer layer.

Matt Defosse

May 3, 2010

1 Min Read
WSJ gives plastic corks their due

I've seen corks molded on compression molding machinery at trade fairs in Europe, but based on this video at Nomacorc's site, its process is a true co-extrusion one. The company this year is celebrating 10 years in business and the production of its 10 billionth (!) wine closure. To that we say, "Cheers, Prost and Salute!"

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