Choosing carton-closing staples for your packaging

Check board construction, Model CC35 dimensions and the exact closing tool. Prepare a clear packaging enquiry and representative trial.

Wide-crown Model CC35 carton-closing staples
Product photograph supplied by Skobex.

Choosing a carton-closing staple starts with the package, not only with the size of the box. The flap arrangement, closing tool and required finished joint all matter. Two boxes carrying the same weight may have different board constructions and different fastening requirements. A short description of the package and equipment makes the enquiry much easier to assess.

Describe the construction at the joint

Record the board type, the number of layers being joined and their combined thickness at the closure. Include photographs from above and inside the box. State whether you are closing the bottom, the top or another part of the package. When the box design changes, supply the revised specification rather than assuming that a staple selected for the old design remains the correct choice.

Separate the fastener families

The latest Skobex table lists CC35 for closing heavy cartons and packaging. It specifies a 35.00 mm / 1.378 inch crown and 2.30 × 0.90 mm / 0.091 × 0.035 inch wire. No lengths are supplied: state the required length and exact closing tool in the enquiry.

Identify the exact carton closer

Give the complete tool model and the fastener family specified in its instructions. The Bostitch carton-closer catalogue, for example, provides fastener compatibility for individual tools. Apply that model-specific approach to your own equipment. Compare the staple type, length and clinching arrangement together. Increasing the leg length without checking the tool and board is not a reliable way to improve a closure.

Evaluate a representative package

Use the intended carton with its normal contents or a suitable representative test load. Inspect flap contact, tearing of the board, the formed staple legs and clearance from the contents. Agree the packaging acceptance criteria before testing so that production, quality and purchasing teams assess the same result. Follow the equipment instructions when preparing and evaluating samples.

Send a complete enquiry

  • The closer model and a photograph of the existing staple label.
  • The board construction and thickness at the joint.
  • The candidate staple model, leg length and required quantity.
  • Photographs showing the desired closure and any existing problem.

Keep the successful sample and its specification together. When the next order arrives, the receiving team can compare it with the same agreed combination rather than relying on a general description such as “box staples”. Review Model CC35, then send your packaging details for a focused enquiry.

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