Freight Guides
Plain-language explainers for the freight math forwarders and shippers run every day — the formulas, the worked examples and the practical detail the tools don't have room to spell out.
What Is CBM? Cubic Meters in Freight, Explained
How CBM is calculated, why carriers use it, and how it turns into the price you pay.
2026-08-19Chargeable Weight: Why You Pay for Space, Not Just Kilograms
Actual vs volumetric weight, the 6000 and 5000 divisors, and how to avoid billing surprises.
2026-08-19CBM to CFT Conversion for Shipping (Table + Formula)
Convert cubic meters to cubic feet and back: the exact factor, quick tables, and when each unit is used.
2026-08-19How Many CBM Fit in a 20ft, 40ft, and 40ft HC Container?
Nominal vs practical container capacity: why a 67.7 m³ container carries about 55 CBM of real cartons.
2026-08-19Volumetric Weight Explained: Why Light Cargo Costs More Than It Weighs
What dimensional weight is, the divisors carriers use, and five ways to reduce it.
2026-08-19Freight Class Chart (NMFC Density Scale): All 13 Classes Explained
The NMFC density-based freight class table after the 2025 changes — class 50 through 400 by lb/ft³.
2026-08-19How to Calculate Freight Density for LTL (Step by Step)
The exact pcf density method carriers use: measuring rules, multi-piece math, and reclass-fee pitfalls.
2026-08-19Standard Pallet Sizes: GMA 48×40, EUR Pallet, and Regional Standards
Every major pallet standard with exact dimensions, load ratings, and which to use per destination.
2026-08-19How Many Boxes Fit on a Pallet? Layer Patterns, Height Limits, Overhang
Calculate cartons per pallet: column vs interlocked stacking, overhang rules, and worked examples.
2026-08-19How Many Pallets Fit in a 20ft and 40ft Container?
Exact pallet counts per container — EUR and GMA, single and double stacked — and the patterns behind them.
2026-08-19Shipping Container Dimensions: 20ft, 40ft, 40HC, 45HC, Reefer, Open Top
Internal dimensions, door apertures, tare, payload, and capacity for every common ISO container type.
2026-08-19How to Maximize Container Space: Loading Patterns That Add Real CBM
Practical container loading optimization: orientation, carton design, floor vs pallet, weight distribution.
2026-08-19FCL vs LCL: The Real Break-Even Point (It's Lower Than You Think)
When to book a full container vs shared LCL space: cost structure, the 13–15 CBM break-even, and risk.
2026-08-19Sea Freight vs Air Freight: Cost, Transit Time, and the Crossover
How sea and air freight really compare — billing units, door-to-door transit times, and choosing per shipment.
2026-08-19Container Weight Limits: Payload, Road Rules, and VGM Explained
Gross, tare, net, payload — why road limits bind before the container does, and how VGM declaration works.