FEFCO 0939

10-Cell Single-Piece Grid Insert

  • 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

  • Creates 10 rigid compartments from one continuous board
  • Reduces inventory to a single part number
  • Requires two-handed manual folding to align the interlocking slots

About this product

This single-piece corrugated insert folds into a rigid 10-cell grid, creating individual compartments for fragile items like bottles, cosmetics, or industrial parts. Because the entire matrix is cut from one continuous board, it reduces your packaging inventory to a single part number.

The main tradeoff is assembly labor. While a single-piece design simplifies ordering, the accordion-fold setup requires careful manual alignment on the packing bench to lock the intersecting slots.

Common uses

  • D2C glass bottle shipping
  • Cosmetics kitting
  • Industrial parts separation
  • Subscription box fulfillment

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.

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.

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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Packing jobs for the 10-cell grid

Isolating fragile glass and machined parts

This grid separates individual items so they do not touch during transit. The intersecting walls create a rigid buffer between each compartment.

Reducing packaging inventory

Operations that want to avoid stocking and picking separate longitudinal and transverse divider strips use this insert to keep their bill of materials simple.

Adding vertical stacking strength

When the corrugated flutes run vertically, the intersecting walls act as columns that help the master carton resist top-down compression.

Preventing heavy items from shifting

The locked grid matrix resists diagonal racking, keeping dense or heavy components securely in place inside the outer box.

Product and channel contexts

Direct-to-consumer beverage shipping

Brands shipping multiple bottles or jars in a single box rely on rigid cellular isolation to prevent scuffing and breakage.

Machined parts and hardware distribution

Heavy or easily scratched components stay separated, and the vertical walls of the grid add stacking strength to the outer box.

Multi-product subscription kitting

Fulfillment centers packing complex boxes often prefer managing one insert SKU per box rather than sorting through bundles of loose divider strips.

When to evaluate multi-piece grids

Multi-piece grids for faster assembly

If manual assembly time slows down the packing bench, or if the massive single blank limits production route options, a multi-piece slotted grid is often faster to assemble and easier to source.

Open serpentine dividers for simple separation

If you need quick separation but do not need the cells to lock rigidly into place, an open accordion fold skips the slot-alignment step entirely.

Close variants and lookalike dielines

The closest library neighbors include EVF15022, EVF15021, 0912. Use this as a variant check if a buyer brings an old code, sample, or dieline that looks close. The deciding details are usually the lock, slot, closure, wall build, part count, or fold sequence.

Board, fit, and packing line decisions

Board thickness and folding friction

Thicker board increases vertical strength but makes the accordion folds harder to bend and the slots tighter to engage. Single-wall board is usually the practical limit for manual folding.

Clearance inside the outer box

The grid must be sized to drop cleanly into the outer box. If the fit is too tight, the grid will bow or bind against the walls during insertion.

Die-cutting versus partition slotting

Because the entire 10-cell grid is cut from one long strip, the unfolded blank is massive. This requires large flatbed die-cutting equipment, which shifts the production route compared to simple straight-cut partitions.

Manual packing line labor

Operators must fold the board back on itself and align multiple slots simultaneously. This requires two hands, a dedicated packing bench, and careful handling to avoid crushing the board at the intersections.

Grid sizing and flute adjustments

Individual compartment sizing

The width and length of the individual compartments can be adjusted to fit specific product profiles, which automatically recalculates the spacing of the folds and slots.

Expanding or reducing the grid array

While 10 cells is standard for this specific layout, the parametric pattern can be expanded or reduced. Larger arrays quickly hit manufacturing size limits due to the length of the unfolded blank.

Fine flute versus standard single-wall

Switching to an E or F flute reduces the vertical stacking strength but makes the 180-degree accordion folds much easier for operators to manage on the packing bench.

Board and packing details

Assembly ergonomics

Operators must fold the board back on itself and align multiple slots simultaneously. This requires two hands, a dedicated packing bench, and careful handling to avoid crushing the board at the intersections.

Flat delivery and storage

The inserts ship flat on pallets. Because the unfolded blank is extremely long, it may require oversized pallets depending on the final cell dimensions.

Additional notes

Production route and blank size

Because the entire 10-cell grid is cut from one long strip, the unfolded blank is massive. This requires large flatbed die-cutting equipment, which can shift the production route compared to simple straight-cut partitions.

FAQs

Packing and assembly

Can this grid be assembled by automated machinery?

Automated erection is difficult because the continuous blank requires complex accordion folding and simultaneous slot alignment. Plan for manual assembly.

What makes the assembly process slower?

The operator has to manage the spring-back of the long board, fold it in alternating directions, and line up the deep slots so they slide together without crushing the corrugated flutes.

Comparison

Why choose a single-piece grid over a multi-piece grid?

A single-piece grid reduces your bill of materials. You only order, stock, and pick one part per box, rather than managing separate long and short divider strips.

Board and strength

Does this insert add stacking strength to the box?

When the corrugated flutes run vertically, the intersecting walls act as columns that help the master carton resist top-down compression.

Can I use double-wall board for this insert?

Double-wall board provides extreme strength but makes the 180-degree folds very stiff. It also requires wider slots, which can make the grid difficult to lock together by hand.

Structure

How does the grid stay together without glue?

The deep slots cut into the board create a friction fit when pushed together. Once dropped into the master carton, the outer walls keep the grid locked in place.

How does board thickness affect the cell size?

Thicker board requires wider slots and larger fold allowances to wrap 180 degrees. If you change the board grade without recalculating these allowances, the cells will distort or bind.

Logistics

Does this insert ship flat or pre-assembled?

The inserts ship flat on pallets. Because the unfolded blank is extremely long, it may require oversized pallets depending on the final cell dimensions.