350# Single Wall
What is the specification type for 350# Single Wall?
For 350# Single Wall, specification type is corrugated_board; max. weight per box, fibre box handbook (lbs) is 120 lbs; max. weight per box, ups guidelines (lbs) is 80 lbs, recorded from its source on 2026-09-24.
350# Single Wall | 120 lbs | 80 lbs
— uline.com, retrieved 2026-09-24
- Specification ID
- 350# Single Wall our reading
- Specification type
- corrugated_board our reading
- Chart column headings
- BOX STRENGTH GUIDELINES: (Maximum weight per box) | FIBRE BOX HANDBOOK | UPS GUIDELINES verified
- Max. weight per box, Fibre Box Handbook (lbs)
- 120 lbs verified
- Max. weight per box, UPS guidelines (lbs)
- 80 lbs verified
- What the burst rating means
- 200# test boxes withstand 200 lbs/sq.in. of side wall pressure before bursting. verified
- What the ECT rating means
- 32 ECT boxes withstand 32 lbs/linear inch of stacking weight before crushing. verified
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
Where each value comes from
This source states these in separate places, so each value is shown with the passage that states it.
Chart column headings
BOX STRENGTH GUIDELINES: (Maximum weight per box) | FIBRE BOX HANDBOOK | UPS GUIDELINES | 32 ECT Single Wall | 65 lbs | 30 lbs | 200# Single Wall | 65 lbs | 40 lbs | 275# Single Wall | 95 lbs | 65 lbs | 350# Single Wall | 120 lbs | 80 lbs
What the burst rating means
200# test boxes withstand 200 lbs/sq.in. of side wall pressure before bursting.
What the ECT rating means
32 ECT boxes withstand 32 lbs/linear inch of stacking weight before crushing.
— all from uline.com, retrieved 2026-09-24
Source
- uline.comhttps://www.uline.com/Product/Detail/S-18339/Corrugated-Boxes-32-ECT/12-x-9-x-6-Lightweight-32-ECT-Corrugated-Boxes