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20 Boxes/Bundle -18" x 18" x 12" Corrugated Packing/Storage Boxes: Item No: ULS-4399

20 Boxes/Bundle -18" x 18" x 12" Corrugated Packing/Storage Boxes: Item No: ULS-4399

Regular price $117.00 USD
Regular price Sale price $117.00 USD
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  • Item No: ULS-4399
  • Inside dimensions: L x W x H: 18" x 18" x 12"
  • 200 LB. TEST
  • Country of Origin: USA
  • Order by 4 pm for same day FREE SHIPPING. (Except on weekends, will ship following Monday).
  • Ships flat for freight and storage savings.
  • Quantity quotes available.

DIMENSIONS:
  • Outside: L x W x H: 18 3/8 x 18 3/8 x 12 5/8" (+/- 1/8")
  • All FedEx and all UPS Dimensional Weight/Bundle: 38 lbs.
MATERIAL: 
  • C flute
FEATURES:
  • All boxes open along the length (first dimension).
  • Seams are glued.
SPECIFICATIONS:
  • Meets ASTM D5118
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 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
200# Double Wall 80 lbs 60 lbs
275# Double Wall 100 lbs 80 lbs
350# Double Wall 120 lbs 100 lbs
500# Double Wall 160 lbs 140 lbs
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