TadaPack Tools - Master Builder Beaver
TadaPack Tools

Box Area Calculator

Compute layout sizes and flat areas for FEFCO standard box models.

FEFCO Box Style

Select international FEFCO standard box code

The most common style; the four flaps meet at the centre

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Carton Dimensions

Input 3D dimensions & choose inner/outer base

Advanced Cost & Sheet Params

Joint seam and material pricing

Interior vs Exterior Dimension Comparison

Interior Dimensions
400 × 300 × 250
L × W × H (mm)
Exterior Dimensions
408.0 × 308.0 × 266.0
L × W × H (mm)

Unfolded Blank Size & Area

1457.0 × 574.0 mm
Flat die-cut sheet dimensions
Blank Area
0.8363 m²
Material Cost
$ 0.669
Sheet Width Utilization
41.0%
Pieces / Sheet (2000mm)
1 pcs

Direct Factory Production for Custom Mailers & Cartons

Looking to manufacture boxes based on these dimensions? TadaPack offers factory-direct pricing, certified ECT paperboard, and custom full-color printing.

Blank Calculation Breakdown

Blank length = 2×L + 2×W + glue flap
= 2×408 + 2×308 + 25 = 1457mm
 
Blank width = H + top flap + bottom flap
= 266 + 154 + 154 = 574mm
Factory Direct Custom Packaging & Prototypes

Need Production Quotes or Custom Sized Boxes?

TadaPack (www.tadapack.com) offers direct factory manufacturing for corrugated shipping cartons, mailer boxes, rigid gift boxes, and eco-friendly protective packaging with instant online quotes and free vector CAD dielines.

Visit TadaPack.com

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