Paperboard Sheets
Paperboard Sheets
Protect your products shipped, stored and displayed in retailers using sustainable pallet sheets. Sonoco’s cost-effective FlatStack® paperboard sheets are made from 100% recycled fibers and completely recyclable.
FlatStack® Recycled Paperboard Sheets
Cover, line, tier and improve pallet integrity with specially engineered solutions. Sonoco FlatStack paperboard sheets decrease freight costs that occur when using corrugated alternatives. Our thinner, lightweight paperboard sheets:
- Ensure more than double the number of sheets shipped per truckload
- Store five times the number of sheets per unit of storage
- Reduce a minimum of 5% weight
- Save a minimum of 15% in material costs

Engineered for consistent performance on automated palletizers, our tier sheets fit your application and machinery specifications with customizable options:
- 17 to 45 pt. calipers
- Flexible square, round or custom corner and/or size designs
- Die-cut designs available upon request
| Product | Sheets per pallet | Pallets per truckload | Sheets per truckload |
|---|---|---|---|
| Corrugated C-flute (150 pt.)** | 320 | 56 | 17,920 |
| Corrugated B-flute (120 pt.)** | 400 | 56 | 22,400 |
| FlatStack paperboard sheet (24 pt.)** | 2,000 | 21 | 42,000 |
| FlatStack paperboard sheet (30 pt.)** | 1,600 | 21 | 33,600 |
| **Assuming 40" width x 48" length x 48" height | |||
FlatStack Ultralight® Paperboard Sheets
Enjoy the same exceptional performance of FlatStack solutions with a value-based alternative to lightweight gypsum and paperboard sheets. We design our 100% recyclable FlatStack Ultralight® divider sheets for consistent performance on automated palletizers and specific applications. Specifically engineered and manufactured for this application, our lightweight paperboard sheets deliver consistent quality from run to run.
| Caliper | Sheets per pallet | Sheets per truckload |
|---|---|---|
| 17 pt.* | 2,800 | 61,600 |
| 18 pt.* | 2,700 | 59,400 |
| * Assuming 40" width x 48" length sheet size and 22 pallets per truckload. | ||
Strategic Locations That Ensure Quick and Efficient Delivery
Quickly get paperboard sheets when and where you need them with Sonoco’s global operational network. Strategically located across the Western Hemisphere, our mill network ensures consistent quality, supply security and built-in contingency that keep your machines running. With the ability to shift production of specific paper grades to different facilities and machinery, our vertically integrated network flexes to meet your volume needs.
Utilizing Sonoco’s In-House Design and Test Capabilities
Get the most out of your packaging with Sonoco. Trusted for our turnkey solutions, we provide technical support for implementation, including process modeling. Our in-house laboratory capabilities and packaging experts research, design and test solutions to meet your product requirements, identify cost-saving opportunities and ensure consistent performance across the supply chain.
Advance Sustainability Goals with Fiber Certifications
Promote responsible sourcing, recycling and use of recycled fibers. Sonoco produces FlatStack paperboard sheets from uncoated recycled paperboard (URB), with a minimum of 85% post-consumer fibers.
Meeting the requirements for key fiber certification programs, our paper mill network progresses your sustainability goals with paper products accepted into Old Corrugated Cardboard (OCC) recycling programs. Our in-house sustainability experts have advanced capabilities to perform life cycle assessments (LCAs) to improve or reduce your carbon footprint and Scope 3 emissions as well as promote circularity.