How to Store and Handle Paper Cores to Prevent Damage

You ordered the right cores. They arrived on time. Then someone stacked them wrong, left them near a loading dock in February, or ran a forklift tine through the bundle — and by the time they hit the winder, they’re oval, soft, or cracked. Poor storing paper cores practice is one of the most preventable causes of production downtime, yet it rarely makes it into the purchasing conversation.

This guide gives plant ops and warehouse managers a straightforward framework for handling and storing paper cores so they perform exactly as engineered — from receipt through first use.

Why Core Storage Matters More Than You Might Think

A spiral-wound paper core looks tough, and within its design envelope it is. But paperboard is hygroscopic: it absorbs and releases moisture in response to ambient conditions, and that movement changes the core’s geometry and structural properties. A core that sits in a puddle of condensation or next to an open receiving door all winter will not hold ID tolerance or crush strength the way it did when it left the plant.

The consequences show up fast on the line — telescoping film, uneven tension, winder jams, and cores that deform mid-run. Every one of those events costs more than a proper storage rack would have.

For a deeper look at how crush strength is specified and what degrades it, see our article on paper core crush strength.

Proper Paper Core Storage: Environment, Position, and Protection

Keep cores off the floor. Direct contact with concrete wicks moisture and leaves cores vulnerable to forklifts, spills, and sweeping equipment. Use wooden pallets or dedicated core racks that elevate the bundle at least 4″ off the ground.

Store horizontally and supported along the length. Cores stored on end — especially long ones — can take a permanent set if left unsupported. Horizontal storage distributes load evenly and keeps the bore round. For smaller-diameter cores (1″ to roughly 3″), bundles stored flat and banded are generally fine; larger diameters and thinner walls benefit from individual cradle supports.

Control the environment. Aim for a dry, stable indoor area away from exterior walls, roof drains, loading dock doors, and HVAC condensate lines. Dramatic swings in temperature and humidity are harder on paperboard than sustained moderate conditions. If your facility is climate-controlled for other materials, cores should share that space.

Maintain original packaging until use. The poly wrap or kraft paper bundling that cores arrive in is not just for transit — it slows moisture exchange and keeps cores clean. Leave packaging intact until cores are pulled for a run.

Rotate stock (FIFO). Paper cores are not indefinitely shelf-stable. First-in, first-out rotation keeps older stock from sitting too long while newer inventory gets used first.

In general, cores stored under proper conditions — dry, elevated, packaged, and rotated — will hold their engineered performance through a reasonable inventory cycle. If you’re uncertain whether a batch has been stored too long or in marginal conditions, inspect a sample for ovality and surface moisture before putting it on the line.

Handling Paper Cores Without Causing Damage

Use correct lifting equipment. A single forklift tine through the center bore will crush or oval a core instantly. Use flat forks under the pallet, core cradle attachments, or a core cart for individual pieces. For heavy bundles of large-diameter cores, spreader bars distribute the load.

Avoid dropping. The end of a paper core is its most vulnerable point — a drop of even a few feet onto concrete can split the spiral seam or deform the end face, which is the reference surface for many converting operations. Handle with two points of contact whenever possible.

Inspect on receipt. Before accepting a delivery, check a representative sample for ovality, end damage, and moisture intrusion. Mark and quarantine any suspect material immediately rather than mixing it into inventory. Catching a problem at receiving is far cheaper than catching it mid-run.

Train staff who touch cores. The most carefully specified core in your inventory can be ruined in thirty seconds by someone who doesn’t know that cores aren’t pry bars, forklift targets, or step stools. A one-page handling standard posted in your receiving and production areas costs almost nothing.

Partnering with a Supplier Who Helps You Get It Right

The best way to reduce storage and handling losses is to order cores sized precisely for your application — correct wall thickness, correct ID, correct length — so there’s minimal margin for environmental variation to push them out of spec. It also helps to order on a cadence that matches your consumption rate rather than warehousing large quantities for months.

NH Paper Tube, based in Raymond, New Hampshire, manufactures spiral-wound paper cores from 100% recycled paperboard, with inside diameters from 1″ to 8″, wall thicknesses from .030″ to .500″, and lengths from .25″ to 300″. The $1,000 minimum applies to all orders. Stock cores ship same day and arrive anywhere in New England within 24 hours; custom orders complete in about 5–7 business days, with emergency expedite available for a small fee. One to two-day freight lanes keep lead times short and cores arriving fresh — so New England manufacturers across NH, MA, CT, VT, ME, and RI can order closer to need rather than holding excess inventory. Learn more about our sustainable, recycled-paperboard tubes and how local supply reduces unplanned downtime.

Request a quote or call 603-693-6136.

*Related reading: “Why Paper Cores Fail on the Winder (and How to Prevent It)” and “Paper Cores and Moisture: Holding Strength in Hu