Ideal for warehouse managers and fulfillment directors shipping mid-size products requiring protection and stacking stability. The 18 x 18 x 12" kraft corrugated box delivers 40% greater strength than standard containers, making it use for high-volume operations where product damage and freight losses impact margins. ECT-44 single wall construction maximizes cube utilization while maintaining structural integrity through multi-tier palletization.
Best For
How to Choose the Right Packaging
Specs at a Glance
| Material | ECT-44 Single Wall Kraft Corrugated |
| Dimensions | 18" L x 18" W x 12" H |
| Edge Crush Test (ECT) | 44 lbs/inch |
| Packaging Format | Bundle of 25 - Flat Packed |
| Recyclable | Yes |
Common Use Cases
- E-commerce fulfillment for apparel, textiles, and soft goods Industrial parts and components shipping Food and beverage distribution requiring puncture resistance Heavy product packaging with multi-tier pallet stacking Retail warehouse storage and secondary shipping containers
What You'll Receive
- 25 heavy-duty corrugated boxes (flat-packed) Kraft kraft corrugated cartons ready for assembly and use
Shipping & Packaging
Frequently Bought Together
Related suppliesFrequently Asked Questions
ECT-44 (Edge Crush Test) measures the amount of force per inch of box edge required to crush the corrugated material, in this case, 44 pounds per linear inch. This rating allows safe vertical stacking of up to 6 boxes without risk of compression failure, maximizing pallet density while protecting contents during storage and transit.
These heavy-duty boxes are 40% stronger than standard single wall corrugated, delivering edge crush strength and burst resistance. This increased durability reduces damage claims, decreases product loss, and lowers total cost of ownership across your fulfillment operations.
Yes. With ECT-44 rating and heavy-duty kraft construction, these boxes safely support stacking up to 6 layers high when properly distributed. This enables efficient use of vertical warehouse space and increases your pallet density for improved freight economics.
Completely. These kraft corrugated boxes are 100% recyclable and compostable, supporting your sustainability commitments and meeting ESG requirements for eco-conscious customers and retailers.
Technical Specifications
| Edge Crush Test (ECT) | 44 lbs/inch |
| Packaging Format | Bundle of 25 - Flat Packed |
| Recyclable | Yes |
| Color | Kraft |
| Strength / Material | ECT-44 Single Wall Corrugated |
| Dimensions (Internal) | 18"" × 18"" × 12"" (L × W × H) |
Product Downloads
Shipping Information
Outer Carton Dimensions
36.5" × 30.5" × 8.5" (L × W × D)
Unit of Measure
BUNDLE
Qty Per Shipping Unit
25 PER BUNDLE
LTL Freight Class
Class 125
Delivery Method
Shown at checkout
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Corrugated Box Buying Guide
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