FreightCal2026
Lumber & Timber·Class 55

Density of CDX Structural Plywood (4x8 Sheets)

Cross-laminated wood veneer panels bonded with exterior waterproof phenolic adhesive for roof and wall sheathing.

Density (PCF)38lbs / cu ft
Metric Density0.61g / cm³
Density (SI)610kg / m³
NMFC FreightClass 55112000
Industrial Material & Freight Sizing

Material Weight & Freight Density Calculator

Select an industrial material or enter custom density. Calculate dimensions to total weight, volume, NMFC class, and trailer payload limits.

lbs/cu ft
Total Shipment Weight
253 lbs
115 kg · (5 units)
Single Piece Weight
50.7 lbs
23.0 kg per unit
Freight Class & Density
Class 55
38 PCF (0.609 g/cm³)
53ft Semi PayloadOK
0.6%
of 45,000 lbs legal payload

Logistics & Transport Recommendations

Pallet Packaging Rule

Safe stacking limit: 49 pieces per pallet to stay within the 2,500 lbs standard wood pallet rating.

NMFC Item Guidance

Reference code: 112000 (Plywood Sheathing). Rated under Class 55 based on 38 PCF density.

  • Shipment utilizes 0.6% of a standard 53ft trailer's 45,000 lbs legal cargo payload (44,747 lbs capacity remaining).
  • Standard GMA pallet recommendation: Maximum 49 units per pallet to remain within the 2,500 lbs safe working limit.

Shipping, Packaging & Stacking Specifications for CDX Plywood

Transport & Palletizing Rules

Standard 4x8 ft lifts (typically 60–75 sheets per lift, ~2,200–2,800 lbs). Steel banded with wood dunnage runners.

Typical Industrial Applications
  • Roof deck sheathing
  • Subflooring panels
  • Exterior wall bracing
  • Concrete forms
Critical Handling Cautions:
  • Do not drop corners; damaged tongue-and-groove edges ruin subfloor installation
Material density and metallurgical weight benchmarks correspond to standard test specifications from ASTM International and density rating tables from NMFTA.

Compare with Other Lumber & Timber

View all materials
Class 55Red Oak Hardwood (Kiln-Dried 8% MC)
45 lbs/cu ft
Class 60Southern Yellow Pine (Kiln-Dried)
35 lbs/cu ft
Class 60Douglas Fir (Structural Timber)
34 lbs/cu ft

CDX Plywood Weight & Freight FAQs

What is the density of CDX Structural Plywood (4x8 Sheets) in lbs/cu ft and g/cm³?

The standard density of CDX Structural Plywood (4x8 Sheets) is 38 pounds per cubic foot (lbs/cu ft), which equals 0.61 grams per cubic centimeter (g/cm³) or 610 kilograms per cubic meter (kg/m³).

What NMFC freight class is assigned to CDX Plywood?

Due to its density of 38 PCF, shipments of CDX Plywood typically qualify for Class 55 (the lowest, most economical LTL freight tier for dense cargo exceeding 50 lbs/cu ft). The primary reference item is 112000 (Plywood Sheathing).

How many pieces of CDX Plywood can I load on a standard pallet?

A standard GMA 48x40 wooden pallet is rated for a maximum payload of 2,500 lbs. Use our interactive calculator above to enter your exact plate, bar, or tube dimensions to verify your pieces-per-pallet threshold before strapping.