18 x 8 x 4 Long Corrugated Boxes

- Perfect fit for long and narrow items
- Eliminates the need for custom shipping boxes
- Shipped flat and bundled for compact storage
- Available in larger quantities, contact for a quote
- Bundle/bale quantity: 25/500
- Weight per bundle: 15 lbs
- Dimensions: 18 3/8 x 8 3/8 x 4 5/8 (+/- 1/8)
- Meets ASTM D5118 standards
- Made with C flute material
- All boxes open along the length
- Glued seams for added strength
- Available in 200# test or 32 ECT (Edge Crush Test)
- 200# test recommended by UPS for shipping up to 40 lbs
- 32 ECT recommended by UPS for shipping up to 30 lbs
- 200# test boxes can withstand 200 lbs/sq.in. of side wall pressure before bursting
- 32 ECT boxes can withstand 32 lbs/linear inch of stacking weight before crushing
- Suitable for lightweight shipments
- Box strength guidelines (maximum weight per box):
- 32 ECT single wall: 65 lbs (UPS guidelines: 30 lbs)
- 200# single wall: 65 lbs (UPS guidelines: 40 lbs)
- 275# single wall: 95 lbs (UPS guidelines: 65 lbs)
- 350# single wall: 120 lbs (UPS guidelines: 80 lbs)
- 200# double wall: 80 lbs (UPS guidelines: 60 lbs)
- 275# double wall: 100 lbs (UPS guidelines: 80 lbs)
- 350# double wall: 120 lbs (UPS guidelines: 100 lbs)
- 500# double wall: 160 lbs (UPS guidelines: 140 lbs)