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How Do You Use a Cap Liner?

Published in Packaging 3 mins read

Using a cap liner typically involves placing it correctly inside the cap before sealing a container. Based on the provided information about Pressure Sensitive Liners, the process focuses on proper placement and ensuring a tight seal.

Understanding Cap Liners

Cap liners serve various purposes, such as providing a hermetic seal, preventing leakage, maintaining freshness, and offering tamper evidence. Different types of liners require different application methods. The reference specifically describes the usage of a Pressure Sensitive Liner, which relies on pressure from screwing the cap onto the bottle to create the seal.

Steps for Using a Pressure Sensitive Cap Liner

Based on the provided reference, here are the key steps for using this type of cap liner:

  1. Select the Cap: Obtain the cap designed for your bottle or container.
  2. Insert the Liner: Place the liner inside the cap. According to the reference, Some prefer to put the liner in the cap. Itself.
  3. Orient the Liner Correctly: It's crucial to position the liner with the correct sides facing up or down. The reference specifies: Make sure that adhesive. Side is down and the printed side is up. The adhesive side will face the bottle opening when the cap is applied.
  4. Apply the Cap: Screw the cap onto the bottle. The reference instructs: now screw the cap into the bottle.
  5. Tighten Securely: Ensure the cap is fully tightened to create sufficient pressure. The reference states: Make sure it's all the way down Like. This pressure activates the adhesive on the liner, creating the seal with the bottle rim.

Visual Guide: Using a Pressure Sensitive Liner

Here is a simplified breakdown of the process described in the reference:

Step Action Key Detail from Reference
1: Placement Put the liner inside the cap. put the liner in the cap. Itself
2: Orientation Position the liner correctly. adhesive. Side is down
printed side is up
3: Capping Screw the cap onto the bottle. screw the cap into the bottle.
4: Sealing Tighten the cap completely for pressure. Make sure it's all the way down

Best Practices

  • Always ensure the correct size liner is used for the specific cap and bottle neck finish.
  • Verify that the adhesive side is facing towards the bottle opening when placed in the cap.
  • Tighten the cap firmly to ensure adequate pressure for the liner to adhere and create a seal.
  • Allow the recommended dwell time (time the cap remains tightened) for the liner to properly bond to the container rim before removing the cap. This time can vary depending on the liner type and manufacturer.

By following these steps, you can effectively use a pressure-sensitive cap liner to help protect the contents of your container.

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