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EVF12010

Tapered Crash-Lock Carton with Edge Lock

  • 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

  • Distinctive tapered profile for retail presentation
  • Auto-erecting crash-lock bottom for fast hand assembly
  • Edge-lock top keeps the closure flush and clear of the product

About this product

A distinctive folding carton designed for retail shelves, featuring angled walls that stand out from standard rectangular packaging. The base uses a pre-glued crash-lock mechanism that pops open as the carton is squared, making it a fast option for hand-packing lines.

The top closure uses an edge lock, a tuck tongue that secures into a slit on the opposite flap, keeping the lid flush and preventing a traditional tuck flap from pushing down into the product space.

Common uses

  • Cosmetics
  • Confectionery
  • Lightweight gifts
  • Premium retail

Get a quote

Share what you know. We'll take it from there. Or email us at info@herculeindustrial.com

Best Price Guarantee

Already have a packaging quote? Let us beat it.

Send us the quote you have. We will beat it for the same specifications, quantity, and delivery requirements.

Upload a competing quote

Free quote review. No obligation.

30+specialist partner plants

We supply through the plant best suited to your price, material, production, and delivery requirements.

Why we can beat a lower quote

30+ plants give us more ways to lower the price.

Each plant has different machinery, material costs, order minimums, and freight rates. Our buying volume helps us secure better pricing. We then quote through the plant that gives you the lowest total price for your requirements.

Send us your current quote. Watch us beat it.

Attach it to the quote form or email it to us. We'll review it free and send you our price.

Upload a competing quoteinfo@herculeindustrial.com
Best Price Guarantee terms

To qualify, send a written supplier quote dated within the past 30 days and addressed to your company. It must cover the same dimensions, construction, material, print, finish, quantity, tooling, freight, delivery date, and delivery location. The guarantee does not cover taxes, expired quotes, liquidation or clearance sales, or obvious pricing errors.

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Retail and Presentation Uses

Premium Retail Display

The tapered shape provides immediate visual differentiation on crowded retail shelves. The edge-lock top presents a clean, uninterrupted front panel, making it an excellent canvas for high-quality graphics and branding.

Fast Manual Fulfillment

The crash-lock bottom is pre-glued by the converter and delivered flat. Packers simply push the opposite edges together, and the base automatically locks into place, speeding up hand-assembly operations compared to manual snap-lock bottoms.

Lightweight Gift Packaging

The distinctive shape elevates perceived value for gift sets and promotional items, offering a presentation that stands out from standard rectangular boxes.

Shelf-Ready Confectionery

The clean front panel and edge lock keep the presentation neat for chocolates and bagged treats, preventing the top flap from interfering with the contents.

Retail Product Categories

Cosmetics and Personal Care

Often used for bottles, jars, or tubes where the tapered shape complements the primary container and the edge lock prevents the top flap from scratching the product during closure.

Confectionery and Specialty Foods

A popular choice for lightweight bagged treats or chocolates, where the distinctive shape elevates the perceived value of the product.

Boutique Homeware

Candles, small diffusers, and premium soaps benefit from the non-standard tapered profile, which adds a premium feel to the unboxing experience.

When to Consider Straight Walls or Different Closures

Heavy or Stacking-Intensive Products

Tapered walls inherently reduce vertical compression strength compared to straight walls. If the cartons will bear heavy top weight during transit or storage, a standard straight-wall crash-lock carton is worth comparing.

Automated Top-Loading Lines

The tapered shape and edge-lock closure are designed for manual packing. If you are using automated case packers or robotic top-loading equipment, standard straight-tuck or reverse-tuck cartons are often a better fit.

Parcel Shipping Environments

Tapered walls and edge locks are designed for retail presentation rather than rough courier handling. If shipping directly to consumers, an outer master shipper or a dedicated mailer should be considered.

High-Volume Automated Erection

If the packing line uses automated case erectors, a standard straight-wall carton may be easier to process than a tapered profile.

Board, Print, and Taper Considerations

Board Grade and Finish

Solid Bleached Sulfate (SBS) or Folding Boxboard (FBB) are typical choices to maintain the crisp edges of the taper and support premium printing. The board caliper should be matched to the product weight to prevent the angled walls from bowing.

Master Shipper Planning

Because of the tapered shape and the edge-lock top, these cartons are not typically shipped individually through parcel networks. They often need a properly sized corrugated master shipper to protect them during distribution.

Taper Direction

The template allows the taper to be inverted, creating a pyramid-style base depending on the product shape and display goals.

Packing Line Setup

The crash-lock bottom speeds up hand assembly, making it a strong fit for manual fulfillment operations where packing speed is a priority.

Template Adjustments and Options

Taper Angle Limits

The difference between the top and bottom dimensions can be adjusted, but extreme tapers can cause the blank to twist during the high-speed folder-gluer process. Moderate tapers help ensure reliable manufacturing.

Edge Lock Sizing

The width and depth of the tuck tongue and the receiving slit can be modified to adjust the opening tension, balancing security against ease of access for the consumer.

Crash-Lock Flap Proportions

The cutback length and extension of the bottom flaps can be modified to suit the specific board thickness and product weight, ensuring the base locks securely.

Packing details

Folder-Gluer Setup

Manufacturing this carton requires a multi-point folder-gluer capable of handling non-parallel fold lines. The side seam and the crash-lock bottom are glued in a single pass before the carton is shipped flat.

Additional notes

Grain Direction and Wall Bowing

For tapered cartons, ensuring the paperboard grain runs horizontally around the box helps prevent the angled main panels from bowing outward after assembly.

Related Carton Styles

EVF11 series: Straight-Wall Crash-Lock Carton

Consider this alternative if you need the fast assembly of an auto-bottom but require the higher vertical stacking strength of parallel walls.

FAQs

Can this carton support heavy items?

It is best suited for lightweight to medium-weight consumer goods. The angled walls do not bear vertical weight as effectively as straight walls, making them prone to bowing if overloaded.

How much time does the crash-lock bottom save?

A crash-lock bottom pops into place as the carton is opened from its flat state. This eliminates the need to manually fold and interlock four separate bottom flaps, reducing labor time on hand-packing lines.

What is the advantage of an edge lock over a standard tuck top?

An edge lock uses a small tongue that slides into a slit on the opposite top flap. This keeps the closure flush with the top of the box and prevents a long tuck flap from pushing down into the carton and potentially interfering with the product.

Does the tapered shape affect production costs?

It can. Tapered cartons require careful setup on the folder-gluer to ensure the blank folds squarely without twisting. This setup time means the style is often more practical for medium to high-volume production runs.

Can I ship this carton directly in the mail?

The edge-lock top and tapered walls are designed for retail presentation, not the impacts of courier networks. These cartons should be packed inside a corrugated outer shipper for transit.

Can the carton be wider at the bottom than the top?

The template parameters allow the taper to be inverted, creating a pyramid-style base depending on your product shape and display requirements.

How does the taper affect the print layout?

The angled walls mean that artwork and text need to be carefully aligned to the dieline to ensure they appear straight when the carton is assembled.

Is this carton delivered flat?

The side seam and crash-lock bottom are glued by the converter, and the cartons are delivered flat to save space before packing.