I. Introduction.
In the modern world, cardboard is not only a common packaging material but is also widely used for various applications such as gift boxes, book covers, and other products.
The production process of cardboard involves a series of carefully executed technical steps requiring precision and expertise to deliver high-quality products.
In this article, we will explore each step in the carton production process to gain a better understanding of this procedure.
II. Preparation of raw materials.
1: Wood fibers and recycled fibers.
Wood fibers are the primary raw material for producing paper and cardboard. Trees such as acacia, birch, and pine are commonly used for harvesting wood fibers.
Recycled fibers from old paper and cardboard are also an essential raw material. Recycling helps minimize waste and reduces the environmental impact.
III. Paper production process.
1: Fiber processing: Wood fibers or recycled fibers are processed through steps such as grinding, cooking, and chemical treatment to create raw fiber material.
The processed material is then converted into a fiber solution (pulp), which is ready for paper production.
2: Paper sheet production: The fiber solution is poured into molds and passed through pressing and rolling machines to remove water and form paper sheets.
The paper sheets are then dried using drying machines to produce finished paper sheets.
IV. Carton production process.
1: Smoothing and Processing Paper Sheets: Once produced, the paper sheets go through additional processing steps before becoming the final carton product:
Surface Treatment: Raw paper sheets may have cracks, dust, and other impurities on the surface.
To ensure the quality of the final product, the paper sheets are passed through smoothing machines to remove impurities and create a smooth surface.
Mechanical Processing: After smoothing, the paper sheets undergo mechanical processes such as calendering.
This process enhances the paper’s surface gloss and improves the aesthetics of the product.
Coating Application: Occasionally, special coatings are applied to improve water resistance or create a glossy surface before moving to the carton lamination process.
2: Lamination and Pressing: Once the paper sheets are prepared, they proceed to the lamination and pressing stages to form carton products:
Carton Lamination: Paper sheets are laminated together to form multiple layers of cardboard.
The number of layers and their arrangement vary depending on the final product’s requirements.
Pressing and Compression: The laminated sheets are placed in pressing machines where they are compressed under high pressure.
This pressing process creates the desired thickness and rigidity for the final product.
Technical Adjustments: During pressing, technical parameters such as pressure, temperature, and pressing time are strictly controlled to ensure uniform quality across products.
3: Cutting and Shaping: Once the laminated cardboard is compressed, it goes through final processing stages to form the finished product:
Cutting: The cardboard is cut into specific shapes and sizes according to product requirements. This process is typically performed using specialized cutting machines to ensure precision and consistency.
Folding and Shaping: Finally, the cut cardboard pieces are folded and shaped into boxes, packaging, or other final products as per customer needs.
This process is often automated to increase efficiency and ensure consistency in the final product.
Quality Inspection and Packaging
After completion, the cardboard products undergo quality inspection to ensure they meet the required standards and customer specifications.
Any products that fail to meet quality standards are either discarded or repaired before packaging.
Finally, the products are packed and prepared for transportation and distribution.
V. Conclusion.
The carton production process is a complex and highly technical procedure.
From raw material preparation to production and packaging, each step plays a crucial role in delivering high-quality and versatile cardboard products that meet the diverse needs of the market.
"Seeing how much waste events create, Gloton started exploring the use of cardboard for decorations in 2022. Our goal is to cut carbon emissions by using recycled, eco-friendly materials.Every project tells a story of our creativity, our dedication to protecting the planet, and our drive to keep innovating."
