Understand the distinct roles of liner and corrugating medium in corrugated board.
Begin with the end use
Paperboard selection works best when the buyer defines the package, converting process, print or finish requirement and performance target before comparing grades.
Build a complete comparison
- Product family and current grade name
- GSM, caliper and relevant strength targets
- Surface, reverse, fiber and moisture requirements
- Reel or sheet dimensions and converting tolerances
- Quantity, destination and required documents
Approve evidence, not assumptions
A published range or common application is a useful starting point, but the current technical data sheet, approved sample and final commercial documents define the real order.
Final availability, suitability and commercial terms are confirmed against the selected grade, current controlled specification and order.