6 x 4 x 2 Corrugated Boxes

- Use for packing, shipping, and storing products
- Easy to set up, load, and close
- Shipped flat for freight savings
- Bundle/bale quantity: 25/2000 lbs./bundle
- Dimensions: 6 3/8 x 4 3/8 x 2 5/8 (+/- 1/8)
- All FedEx and UPS dimensional weight: 1 lb
- Material: 200# kraft test boxes (C flute) except for B flute options:
- S-13287 (3 x 3 x 3)
- S-16725 (4 x 4 x 3)
- S-4040 (4 x 4 x 4)
- S-19037 (4 x 4 x 5)
- S-4050 (5 x 5 x 5)
- Features:
- All boxes open along the length (first dimension)
- Seams are glued
- Specifications:
- Meets ASTM D5118 standards
- Terminology:
- 200# Test vs 32 ECT (Edge Crush Test):
- 200# Test: 60% stronger bursting strength, recommended by UPS for shipping up to 40 lbs
- 32 ECT: Recommended by UPS for shipping up to 30 lbs
- Pound Test refers to bursting strength: 200# test boxes withstand 200 lbs/sq.in. of side wall pressure before bursting
- ECT refers to stacking strength: 32 ECT boxes withstand 32 lbs/linear inch of stacking weight before crushing, an alternative for lightweight shipments
- Box strength guidelines (maximum weight per box):
- Fiber Box Handbook:
- 32 ECT Single Wall: 65 lbs
- 200# Single Wall: 65 lbs
- 275# Single Wall: 95 lbs
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