Can Seaming Made Simple & Profitable Today. Can seaming is a fast, reliable, and cost-effective way for breweries, bars, coffee shops, and homebrewers to package beverages in a lightweight, recyclable format that is easier to handle than glass. By sterilizing cans, chilling the product, reducing oxygen, filling from the bottom, and sealing with a two-roller seamer, operators can create an airtight double seam in seconds. This proven process helps protect freshness, prevent contamination,