Coated paper is widely used in printing high-quality magazines, catalogs, brochures, and packaging materials. In this article, we will delve into the coated paper machine and understand its significance in the paper industry.
What is coated paper machine?
It is an equipment used in the paper industry to produce coated paper. The production line consists of several sections and components that work together to apply the coating material onto the base paper, ensuring a uniform and consistent coating.
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Coated board paper machine parameters
| Paper Grades | Coated Board & Duplex Paper |
| Trimmed Width | 2200mm～4800mm |
| Basis Weight Range | 180～350GSM |
| Design Basis Weight | 250GSM |
| Design Speed | 220 m/min～450 m/min |
| Working Speed | 200 m/min～400m/min |
| Design Production | 150～600TPD |
| Delivery Time | 7 months |
| Payment Term | T/T, L/C |
| Warranty | 1 year for the main machine’s mechanical use, but consumption parts like bearings, clothing, rubber cover of rolls, etc are calculated differently. |
Components of Coated Paper Machine
Unwinding Section:
The process begins with the unwinding section, where large rolls of base paper are loaded onto the machine. The base paper is typically made from wood pulp or recycled fibers and forms the foundation of the coated paper.
Coating Section:
This is the heart of the coated paper machine. It comprises a coating station, which consists of a coating unit and a drying system. The coating unit applies a thin layer of coating material onto the base paper using various methods, such as blade coating, air knife coating, or roll coating. The coating is spread evenly across the paper surface to ensure consistent quality.
Drying Section:
After the coating is applied, the paper enters the drying section. Here, the coated paper passes through a series of heated cylinders or drying ovens, which evaporate the moisture and solidify the coating. This step is crucial to achieve the desired smoothness and glossiness of the coated paper.
Calendering Section:
Once the coating is dried, the paper may undergo a calendering process. Calendering involves passing the coated paper through smooth and heated rollers, which apply pressure and improve the paper’s surface finish, smoothness, and gloss.
Rewinding Section:
After the calendering process, the finished coated paper is wound into large rolls in the rewinding section. These rolls can be further processed or cut into smaller rolls or sheets, depending on the specific requirements of the end-users.
Advantages of Coated Paper Machine
The coated paper machine offers numerous advantages to the paper industry:
- The machine ensures a uniform and smooth coating, resulting in superior print quality with vibrant colors and sharp details.
- After coating, the paper will have a wide range of applications in the printing and packaging industry.
- The coating provides additional strength and protection to the paper, making it more resistant to wear, tear, and moisture damage.
- Coated paper machines are designed for high-speed production, enabling large volumes of coated paper to be manufactured efficiently.
Interested in investing a coated paper production factory? Contact us today to get a business plan with machine price.
