Packaging materials

Why do tinplate packaging failures after long-term storage show up months later in high-moisture foods? Tinplate packaging failures after long-term storage rarely announce themselves on day one; they tend to appear after months in high-moisture foods, when corrosion, coating breakdown, or seam leakage finally crosses a visible threshold. For packaging engineers, QA teams, and sourcing … Lire la suite

Why reliability issues emerge when high-speed seaming is pushed in humid food canning lines Why does high-speed seaming affect tinplate can reliability under washdown and retort conditions? On fast canning lines handling high-moisture foods, packaging engineers often notice that seam overlap stability, microleak rates, and post-retort integrity become harder to control as line speed increases. … Lire la suite

Tinplate and Aluminum in Retort Canning: Which Packaging Choice Better Controls Corrosion and Seam Reliability? Choosing between tinplate packaging and aluminum for retort canned foods often comes down to how each material behaves after sterilization, not how it looks on a specification sheet. For teams responsible for high-moisture canned food production, the real concern is … Lire la suite

Why do tinplate can coatings fail after retort or washdown, and what should you check first? When internal lacquer selection for tinplate cans in high-humidity environments is treated as a “standard spec” rather than a risk-controlled decision, the problems usually show up after retort or repeated washdown: blistering, adhesion loss, and underfilm corrosion can appear … Lire la suite

Why coating weight variation keeps causing corrosion and blistering in retorted food cans Corrosion, blistering, and off-flavor complaints in canned foods rarely appear without warning. In high-moisture, retorted production lines, buyers and quality teams often trace these problems back to inconsistent barrier performance on the steel surface. In practice, tinplate coating weight consistency determines whether … Lire la suite

Why corrosion develops inside tinplate cans used for high-moisture foods, and what buyers can do to prevent it Leaks, can swelling, and subtle off-flavor complaints in wet or retorted foods rarely come from a single dramatic defect. In high-humidity production and thermal processing environments, tinplate can corrosion in high-moisture foods often begins quietly at coating … Lire la suite