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EVF11201P

Crash-Lock Retail Carton (Paired Layout) - EVF11201P

Available in a wide range of custom configurations & material selection.
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Product details

Top highlights

Pre-glued auto-bottom for fast hand assembly
Paired manufacturing layout reduces paperboard waste
Regular tuck top with slit locks for retail closure

About this product

This folding carton combines a fast-erecting auto-bottom with a regular tuck top, making it useful for repeat retail packing. The pre-glued base opens quickly when squeezed, eliminating the need to manually fold the bottom before loading.

The paired layout nests two carton blanks together during production, reducing paperboard waste. This makes it practical for large runs of cosmetics, pharmaceuticals, and light consumer goods, though the more complex production preparation means it is rarely the right choice for short prototype runs.

Common uses

Cosmetics
Pharmaceuticals
Light consumer electronics

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Retail and High-Volume Packing Jobs

High-speed manual packing lines

The crash-lock base saves time during hand assembly. Because the bottom flaps are pre-glued, packers simply push the edges together to square the carton and lock the base. This helps repeat packing lines where labor time is a primary concern.

Retail shelf presentation

With a clean front panel and a regular tuck top that folds to the rear, this carton presents graphics without interruption. The slit locks on the top flap engage with the side dust flaps, keeping the lid flat on the shelf.

Kitting and multi-part assembly

The fast-erecting base frees up the packer's hands to gather and insert multiple components, making it useful for complex kitting jobs where manual folding would slow down the line.

High-volume fulfillment programs

Because the paired layout maximizes the number of cartons cut from a single sheet, it is an efficient choice for mature product lines with predictable, large-scale demand.

Product Types and Packing Environments

Cosmetics, health, and personal care

These sectors often use large volumes of identical cartons. The paired layout increases the number of cartons cut from a single sheet of paperboard, making it an efficient choice for long-running product lines.

Pharmaceuticals and supplements

High-volume health products benefit from the fast packing speed and the clean, uninterrupted front panel for regulatory information and branding.

Lightweight consumer electronics

Small devices and accessories fit well, provided the total weight does not overwhelm the interlocking bottom flaps. Dense hardware should be tested before committing to an auto-bottom.

When to Consider a Different Carton Style

Short runs and early product testing

Preparing a crash-lock base for production takes more time than a simple straight-line carton. If you are testing a new product or need a short run, a simple tuck-bottom carton may be a faster and more practical starting point.

Heavy or concentrated loads

If the product is heavy enough to push through an interlocking base, look at a full-overlap sealed bottom or a carton built for tape closure.

Board, Print, and Closure Choices

Paperboard selection and finish

This carton performs well with common folding boxboard (FBB) or solid bleached sulfate (SBS). The board choice affects how crisp the creases are and how well the slit locks hold. Thicker boards may require adjustments to the crease allowances so the lid closes without bulging.

Slit lock friction

The small notches on the tuck flap can be adjusted. A tighter lock provides a firmer hold on the retail shelf, while a looser lock makes the carton easier for the end user to open repeatedly.

Production volume and preparation

The paired layout and crash-lock base involve more complex production preparation. This makes sense for large repeat orders, but a simpler base may be better for short initial runs.

Insert and divider compatibility

If your product uses an internal tray or divider, the crash-lock base should be checked to ensure it folds completely flat internally so the insert sits level.

Adjusting the Tuck and Base

Tuck tongue length and clearance

The length of the top tuck flap can be extended for a deeper friction fit or shortened if internal clearance is tight. The dust flaps can also be adjusted to verify they do not interfere with the product during loading.

Dust flap coverage

The side dust flaps can be extended to provide more top coverage, keeping small items from slipping out before the main lid is secured.

Base interlocking tension

The cutbacks and angles on the bottom flaps can be adjusted to match the specific paperboard thickness, ensuring the base snaps open smoothly without binding.

Packing details

Outer shipping requirements

This is a primary retail carton. The friction tuck and crash-lock base are not built to withstand the impacts of a parcel network on their own. These cartons are typically packed into a corrugated master shipper for distribution.

Layout and Closure Variants

Single blank layout (EVF11201)

The base version of this carton is cut individually rather than in nested pairs. This is sometimes necessary if the sheet size or paperboard grain direction prevents paired nesting.

Additional notes

Insert clearance for small parts

If using internal dividers or trays to hold small components, check that the crash-lock base folds completely flat internally so the insert sits level.

FAQs

Does the bottom require tape or glue during packing?

The bottom flaps are pre-glued during manufacturing. When the flat carton is squeezed open, the base automatically interlocks and secures itself, ready for loading.

What does a paired layout mean for my order?

A paired layout nests two carton shapes together on the cutting die, fitting the top flap of one into the bottom void of the other. This reduces paperboard waste and improves material yield for large runs.

Can this carton hold heavy items?

The auto-bottom prioritizes speed for lightweight to medium-weight retail goods. Heavy items can cause the interlocking flaps to sag or separate. Dense products should be tested, or a different base style should be considered.

Can I ship this carton directly in the mail?

The tuck top and crash-lock base are not built to stay closed during rough transit. This carton should be placed inside a corrugated mailer or master shipper for parcel delivery.

How firm is the top closure?

The regular tuck top uses slit locks that catch on the side dust flaps, providing a clean friction fit for retail shelves. If tamper evidence is required, a clear wafer seal can be added over the top edge.

Is this a good choice for a short trial run?

Usually not. The crash-lock base involves more complex production preparation. For very short runs or prototypes, a simpler tuck-bottom carton is often more practical to manufacture.

Can I use internal dividers with an auto-bottom?

The internal floor should be checked first. The interlocking flaps create slight ridges, so stiff inserts may need clearance adjustments to sit perfectly level.

Does the paired layout affect my artwork orientation?

Because the cartons are nested head-to-tail on the cutting sheet, your artwork files will need to account for the alternating orientation during the prepress stage.