What is the best ink for printing on kraft paper bags?

The best ink for printing on kraft paper bags depends on your specific needs, such as the printing method, the desired appearance, and environmental considerations. Generally, water-based ink is one of the most popular choices for kraft paper because it adheres well to the paper’s natural fibers and dries quickly. It is also environmentally friendly and cost-effective, making it ideal for screen or flexographic printing.

If your focus is on sustainability and eco-branding, soy-based ink is an excellent alternative. It offers vibrant colors and is made from renewable materials, which makes it appealing for environmentally conscious brands. Although it may dry a bit slower, it’s still a solid choice for printing on kraft paper.

For high-quality, durable prints—especially for complex designs or fast-drying requirements—UV-curable ink can be used. It cures instantly under UV light and produces sharp, vivid results. However, this method typically requires specialized equipment.

In more industrial or outdoor applications where moisture resistance is critical, solvent-based inks may be used. They offer strong adhesion and durability but are less eco-friendly and require proper ventilation during use.

In summary, water-based and soy-based inks are often considered the best overall options for printing on kraft paper bags, especially when balancing performance, appearance, and environmental impact.