06/14/2026
Physical damage is one of the primary quality problems affecting goods during transportation. The main causes include poor handling practices, overloading, improper stacking arrangements, and selecting inadequate packaging materials. Pre...
05/30/2026
Paper is hygroscopic — its fiber structure absorbs and releases moisture with every shift in ambient humidity. When moisture content changes unevenly across a sheet, the sheet deforms. And when a deformed sheet hits the press, three defe...
05/28/2026
Nylon film — BOPA — is a workhorse in flexible packaging: excellent barrier, good clarity, strong at thin gauges. But it has one fundamental weakness that every rainy season exposes: those amide groups on the polymer chain grab water mol...