Closure products from Alcoa CSI include: 38mm Seal-MAX closure which prevents leaking in dairy containers; Alco-Lok closure which provides tamper evidence for distilled spirits; 43mm Wing-Lok LT closure for hot, cold fill and aseptic applications which prevents oxygen from seeping into the package; and the XT closure which is engineered to maximize CO2 sealing performance for soft drink bottlers.

Alcoa CSI