What Are the Best Closure Seals to Keep Moisture Out of coffee tins?
A multi-layered sealing strategy—combining a high-integrity mechanical closure with a compliant, food-grade gasket and internal barrier—provides the most reliable moisture protection for the entire coffee can. Data from packaging labs and roaster quality assurance programs demonstrate that a single measure is rarely as effective as a system: for example, a gasketed lid coupled with a…
