Constructed from 2 corrugated fluted layers (BC or BE combination) and 3 flat liners. 5-ply boxes offer outstanding rigidity and good impact dispersion, making them a mandatory standard for packaging electronics for Vendors like Samsung and LG.
| Physical Properties | Unit | Standard Value |
|---|---|---|
| Flute Structure | - | Double Wall BC, BE |
| Total Paper Weight | g/m² (gsm) | 500 - 800 gsm |
| Bursting Strength | kgf/cm² | ≥ 12.0 kgf/cm² |
| Edge Crush Test (ECT) | kN/m | ≥ 6.0 kN/m |