Choosing the right printing method is one of the most important decisions in packaging production. Print quality, cost efficiency, turnaround time and scalability all play a critical role—especially for brands producing packaging at volume.
Offset printing remains a widely used and trusted method in the UK packaging industry, particularly for cardboard bags, cartons and retail packaging that require consistent quality and reliable results. Understanding how this traditional process works, where it performs best and how it compares within the wider landscape helps brands make smarter, long-term decisions.
In this guide, we focus on lithographic printing for packaging, breaking down its process, materials, applications and advantages through real packaging use cases rather than generic theory.
What Is Offset Printing?
What Is Offset Printing?
Offset prhttps://en.wikipedia.org/wiki/Offset_printinginting is a time-tested technique where ink is transferred from a metal plate to a rubber blanket and then onto the printing surface. This indirect transfer process is what gives the lithographic method its name and its reputation for high-quality, consistent results.
In packaging production, this industrial technique is commonly used for:
- Cardboard bags
- Folding cartons
- Retail and food packaging
- High-volume branded packaging
Conventional printing is especially valued for its colour accuracy, sharp details and cost efficiency at scale, making it a preferred choice for long-run packaging projects.
What Are the Five Steps of the Printing Process?
The offset process follows a structured, multi-step workflow that ensures consistent print quality and accurate colour reproduction across large production runs. The five key stages are outlined below:
- Plate Creation: Each colour in the design is transferred onto a separate metal printing plate. These define the image areas and play a crucial role in colour accuracy.
- Ink Application: Ink adheres only to the image areas of the plate, while non-image areas repel it. This selective inking ensures clean and precise image reproduction.
- Transfer to Rubber Blanket: The inked image is moved from the plate onto a rubber blanket. This step helps achieve even distribution and protects the printing surface.
- Printing on Substrate: The image is pressed from the rubber blanket onto the packaging material, such as cardboard or carton board, delivering sharp results.
- Drying and Finishing: Printed sheets are dried and prepared for finishing processes like lamination, cutting or folding.
This controlled workflow is what makes litho-printing a reliable solution for high-volume packaging production.
What Are the Two Most Common Types of Presses?
Presses are generally divided into two main categories based on how paper is fed into the machine. Each type is designed for different production needs.
- Sheet-fed offset presses print on individual sheets of paper or board. This type is widely used in packaging production because it supports thicker materials and offers greater control over quality. These machines are ideal for cardboard bags, folding cartons and retail packaging where precision is essential.
- Web-fed presses use continuous rolls of paper and are designed for extremely high-volume commercial print. While efficient for newspapers, they are rarely used for packaging due to substrate thickness limitations.
For packaging manufacturers, sheet-fed solutions are the preferred and most practical choice.
What is the Difference Between Offset and Digital Printing?
Both methods are widely used in the packaging industry, but they differ significantly in cost structure and performance at various production volumes.
While offset printing uses metal plates and a rubber blanket, digital printing works directly from digital files. The traditional litho process requires more setup time but delivers highly consistent colour reproduction and becomes more cost-effective as quantities increase. For projects requiring uniform quality across thousands of units, conventional printing is often the preferred option.
In practical terms, the key difference lies in scale. Lithographic techniques excel in high-volume packaging where repeatability is critical, while digital is typically used for smaller quantities where speed is prioritised.
What Materials Can Be Used in Offset Printing?
One of the key advantages of offset printing is its ability to work with a wide range of materials. This flexibility allows brands to achieve both structural strength and high-quality aesthetics.
This method is well suited for materials such as cardboard and carton board, coated papers, and thicker packaging stocks. It also performs exceptionally well on surfaces that require additional finishing, including lamination, varnishing or embossing. Because of this versatility, the process is particularly suitable for cardboard bag production, where print clarity is critical.
When to Choose Offset Printing
This technique is the right choice when packaging projects require consistency, scale and premium quality. You should consider it when:
The design will remain the same across multiple print runs
You need large quantities of packaging
Brand colour consistency is critical
Unit cost needs to decrease as volume increases
Choose Smart for Your Brand
Traditional printing methods remain a key part of modern packaging production, especially for brands that value long-term efficiency. Choosing the right method from the start can reduce production risks and enhance the overall impact of your brand.
At Fides Packaging, we support brands across the UK with expert guidance. Backed by a versatile machine park, we help businesses deliver high-quality solutions—from cardboard bags to large-scale retail packaging—with precision and reliability.
Request a custom packaging printing quote.
Frequently Asked Questions (FAQ)
Offset printing is better for large print runs where colour consistency, print quality and cost efficiency at scale are critical.
Yes, offset printing is still widely used today, especially in packaging production. It remains the preferred method for high-volume projects where colour consistency, print quality and cost efficiency at scale are critical.
Offset printing is named after the process where ink is transferred from a printing plate to a rubber blanket and then “offset” onto the printing surface, rather than being applied directly.
Offset printing is also commonly referred to as offset lithography. The term comes from the lithographic printing principle on which offset printing is based.
The cost of offset printing depends on quantity, materials and finishing options. While setup costs are higher due to plate preparation, the cost per unit decreases significantly as print volumes increase, making it economical for large runs.
Offset printing is best used for high-volume packaging projects that require consistent colour accuracy, sharp detail and premium finishes, such as cardboard bags, folding cartons and retail packaging.
Offset printing typically uses oil-based or vegetable-based inks. These inks provide strong colour accuracy, durability and compatibility with a wide range of packaging materials and finishing processes.