Packaging Board Sizing Lifts Oxidized Starch Use in Corrugated Grades
E-commerce and food delivery lift containerboard and packaging paper output, and mills use oxidized starch in size presses to raise surface strength and printability while cutting fibre and additive cost. Packaging Board Surface Sizing Oxidized Starch grows about 4.8% a year, and gross margins run 16% to 24% against 12% to 20% for graphic paper grades. The trend needs stable viscosity, mill trials, and reliable delivery to large board producers. Buyers review suppliers every season. Supply contracts decide renewal. Delivery reliability decides supplier rankings. Margins follow sourcing discipline. Batch records protect future sales.
Market Impact: containerboard output grows 3% yearly








