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EVC11933

Corrugated Crash-Lock Box with Tuck Top

Available in a wide range of custom configurations & material selection.
Order 1 sample. Or order 100K+ units. Or anything in between.
Affordable delivery across North America.
Design support, warehousing, testing, assembly available.
Widest machinery capability in America via 30+ specialist partner plants.

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Product details

Top highlights

Pre-glued auto-bottom squares up quickly for fast manual assembly
Friction tuck top provides a clean presentation
Often paired with a secondary top seal for individual parcel shipping

About this product

This corrugated folding carton is built to accelerate manual packing lines. Delivered flat with a pre-glued base, it sets up into a squared, rigid box with a single push, removing the need to seal or fold the bottom flaps by hand.

The top closes with a standard friction tuck, keeping the front panel clean for retail presentation or labeling. It is a practical choice for medium-weight consumer goods and fast-paced fulfillment where assembly time is the primary bottleneck.

Common uses

Fast-paced e-commerce fulfillment
Retail shelf packaging
Kitting and subscription boxes

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Fast-Paced Fulfillment and Retail Packing

Fast-paced manual fulfillment

The crash-lock base removes bottom sealing from the packing motion. Packers simply square the box, load the product, and tuck the top, reducing the time spent handling each unit.

Retail shelf display

The friction tuck top leaves the front and side panels clear of external sealing, providing an uninterrupted surface for branding, graphics, and product information.

Multi-item kitting and subscription packing

When packing teams assemble multiple items by hand, the pre-glued base keeps the line moving efficiently without needing complex folding steps.

Lightweight parts organization

For internal storage or distribution of lightweight components, the box provides quick access through the tuck top while maintaining a solid, pre-glued base.

Consumer Goods and Kitting

Consumer electronics and accessories

The corrugated fluting provides transit protection, while the glued base supports moderate payloads better than a standard paperboard folding carton.

Health and beauty packaging

The clean exterior supports high-quality printing and branding, making it suitable for premium retail presentation.

Apparel and soft goods

The smooth interior and quick assembly make it easy to pack clothing items without snagging on complex bottom folds.

Heavy Payloads and Automated Erecting

Heavy industrial components

A crash-lock base relies on glued flaps to hold the payload. For dense, heavy items, a standard sealed bottom offers better drop protection and prevents the base from giving way.

Automated erecting equipment

This package speeds up hand-packing operations. Facilities relying on automated erecting equipment often evaluate standard slotted containers instead, as the pre-glued base involves specific handling.

Short-run or prototype testing

The pre-glued bottom involves specific folding and gluing equipment during production. For very short runs, a snap-lock bottom may be easier to trial without specialized gluing steps.

Board Thickness, Sealing, and Production Route

Flute profile and board thickness

The complex folds of the crash-lock base fold more cleanly with thinner corrugated profiles. Thicker boards can cause the bottom mechanism to bind or resist opening cleanly.

Top sealing for parcel transit

The friction tuck top holds well for retail or palletized transport, but rough courier handling can force the lid open. A clear wafer seal or tamper-evident label is often added for individual parcel shipping.

Order volume and manufacturing setup

Because the side seam and bottom flaps are glued during production, this style involves more manufacturing steps than a basic tuck box. It is usually chosen for repeat programs where the savings in manual packing labor offset the production route.

Print surface and branding

The clean exterior allows for continuous graphics across the main panels. Decide whether the package needs inside printing, which can influence the choice of corrugated board and printing method.

Slit Locks, Flap Lengths, and Dust Flaps

Adding slit locks to the tuck flap

For extra security without external sealing, the top tuck flap can be modified with slit locks that catch on the side dust flaps, making the lid harder to open accidentally.

Adjusting the tuck flap length

The depth of the top tuck can be extended to increase friction and hold the lid more securely against outward pressure from the packed product.

Modifying dust flap coverage

The side dust flaps can be extended to provide better top coverage, reducing the chance of small items slipping out and adding slight rigidity to the top opening.

Packing details

Production route and gluing

This template involves applying adhesive to both the side seam and the bottom flaps during manufacturing. This upfront setup makes it most practical for repeat orders where labor savings outweigh production steps.

Additional notes

Manufacturing setup and order volume

FAQs

Do packers need to seal the bottom during assembly?

The bottom is pre-glued by the manufacturer and locks into place automatically when squared. The top uses a friction tuck. While it sets up without external sealing, you may add a top seal or label if shipping it through a parcel network.

Can this box be shipped as an individual parcel?

It can, but the friction tuck top should be secured. Without an outer seal or label, the lid can force open during rough courier handling or if the box is dropped.

How much weight can the crash-lock bottom hold?

It handles medium-weight consumer goods well, but the exact limit depends on the board grade and the adhesive used by the manufacturer. Heavy industrial parts usually benefit from a fully sealed bottom instead.

Can this be made in heavy double-wall corrugated?

It is generally avoided. The auto-bottom mechanism relies on precise folding geometry. Thick double-wall board can cause the bottom flaps to bind, preventing the box from opening smoothly.

Why is this style harder to prototype than a standard box?

While a digital cutting table can easily cut the shape, the bottom involves precise gluing to function. Prototypes often have to be hand-glued, which may not perfectly replicate the tension and setup feel of a machine-glued production run.

Is this package a good fit for automated erecting equipment?

This package is built to speed up hand-packing operations. Facilities relying on automated erecting equipment often evaluate standard slotted containers instead, as the pre-glued base involves specific handling.

Can I use custom inserts with this box?

Yes. The flat interior floor created by the crash-lock base provides a stable foundation for corrugated or foam inserts, keeping multiple components organized.

Does the glued bottom affect exterior printing?

The bottom panels overlap and are glued during manufacturing, which can interrupt continuous graphics on the base. However, the main front, back, and side panels remain flat and fully printable.