Folvar Journal / Choose the structure
Engineering
Shapes, closures, dimensions and assembly decisions explained through real paper-can engineering.
How should this package be built?Reviewed articles
3 articles in this section
Removable tinplate lid or composite peel seal?
A removable metal lid and a fixed composite peel-seal create different access, tamper and overcap decisions. This guide separates structure from unverified barrier claims.
Paper flat end or inner curl: what changes in a paper can?
The two all-paper end routes use different edge geometry and printed surfaces. Here is how closure card size, face paper, curl allowance and the dieline change.
How to choose a paper can structure before designing the artwork
A practical route from product facts to single-body, nested two-piece or heaven-and-earth paper-can construction—before the dieline and visual design are treated as fixed.
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