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Types of Closures in Relation to Glass Containers
PTC-00016
Last updated:
May 2014
This bulletin describes the types of metal, plastic and composite closures commonly produced by members of ISBT, and their relationship to glass container finishes developed by the Glass Packaging Institute's (GPI) Design & Specifications (D&S) Committee. All GPI Voluntary Standard Finish Specifications are available for downloading, free of charge, at http://www.gpi.org/. For each finish, this document discusses applications and appropriate closure types.
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