How to Ensure Reliable Date Printing on Plastic Packaging from Jack Harry's blog

Date printing on plastic packaging is a crucial step in ensuring that products are properly labeled with expiration dates, batch codes, or manufacturing dates. However, achieving reliable date printing can be a challenge, especially when working with different types of plastic materials and printing machines. Here are some best practices to ensure that your date printing on plastic packaging is accurate and consistent.

Select the Right Ink

First and foremost, it is important to select the right type of ink for date printing on plastic bags. Not all inks are suitable for use on plastic materials, so be sure to choose an ink that is specifically formulated for plastic surfaces. Make sure the ink is compatible with your date printing machine to avoid any issues with ink smearing or fading.

Prepare the Plastic Bags

Before starting the date printing process, it is essential to properly prepare the plastic bags. Ensure that the plastic surface is clean and free from any dirt, dust, or oil that could interfere with the adhesion of the ink. It is recommended to use a mild solvent or cleaning solution to wipe down the plastic bags before printing to ensure a smooth printing surface.

Calibrate the Printing Machine

Calibrating your date printing machine on plastic bag is another critical step in ensuring reliable date printing on plastic packaging. Make sure that the machine is properly set up and calibrated according to the type of plastic material being used. This includes adjusting the printing speed, temperature, and pressure settings to ensure that the ink adheres properly to the plastic surface.

Test Print Before Production

When setting up your date printing machine, be sure to test print on a sample plastic bag before printing on actual production packaging. This will allow you to make any necessary adjustments to the machine settings and ensure that the date printing is clear, legible, and aligned correctly on the plastic bags.

Regular Maintenance and Cleaning

Regular maintenance and cleaning of your date printing machine are also key to ensuring reliable date printing on plastic packaging. Clean the machine regularly to remove any ink buildup or debris that could affect the quality of the date printing. Check the ink levels and printheads regularly to ensure that the machine is operating at optimal performance.

Monitor Print Quality

It is also important to monitor the quality of the date printing on plastic bags throughout the production process. Inspect the printed dates for any smudging, fading, or misalignment, and make adjustments to the machine settings as needed to ensure consistent printing quality.

Conclusion

In conclusion, reliable date printing on plastic packaging requires careful preparation, proper calibration of the printing machine, and regular maintenance to ensure consistent and accurate results. By following these best practices, you can achieve reliable date printing on your plastic bags and ensure that your products are properly labeled and compliant with regulations.