28 x 28 x 20 Corrugated Boxes

- Ideal for packing, shipping, and storing products
- Easy to set up, load, and close
- Shipped flat for cost-effective freight savings
- Bundle/bale quantity: 10/120 lbs per bundle
- Dimensions: 28 3/8 x 28 3/8 x 20 5/8 inches (+/- 1/8 inch)
- Made of durable 200# kraft test material (C flute)
- Available in various sizes (B flute) for different packaging needs
- All boxes open along the length for easy access
- Glued seams for added strength
- Meets ASTM D5118 standards
- 200# test boxes recommended by UPS for shipping up to 40 lbs
- 32 ECT boxes recommended by UPS for shipping up to 30 lbs
- Pound test refers to bursting strength (200# test withstands 200 lbs/sq.in.)
- ECT refers to stacking strength (32 ECT withstands 32 lbs/linear inch)
- Suitable for lightweight shipments
- Box strength guidelines (maximum weight per box) according to Fiber Box Handbook and UPS guidelines:
- 32 ECT single wall: 65 lbs (Fiber Box Handbook) / 30 lbs (UPS)
- 200# single wall: 65 lbs (Fiber Box Handbook) / 40 lbs (UPS)
- 275# single wall: 95 lbs (Fiber Box Handbook) / 65 lbs (UPS)
- 350# single wall: 120 lbs (Fiber Box Handbook) / 80 lbs (UPS)
- 200# double wall: 80 lbs (Fiber Box Handbook) / 60 lbs (UPS)
- 275# double wall: 100 lbs (Fiber Box Handbook) / 80 lbs (UPS)
- 350# double wall: 120 lbs (Fiber Box Handbook) / 100