Casting Roller for CPP
Casting Roller for CPP Film is an essential component in the production of CPP Film. It plays a crucial role in the cooling and solidification of the molten polymer as it is transformed into a thin film. The chill roller helps to ensure uniform thickness, flatness, and quality of the films.
Function of casting roller:
1. Quenching: Chill rollers rapidly cool down the molten polymer, causing it to solidify and transform into a cast film.
2. Temperature Control: Chill rollers help maintain the desired temperature of the film during the cooling process, ensuring proper crystallization and mechanical properties.
3. Flatness and Thickness Control: Chill rollers contribute to achieving uniform thickness and flatness of the cpp film, resulting in high-quality packaging material.
Features and Specifications:
1. Material: cast roller are typically made of materials with excellent thermal conductivity, such as steel or aluminum, to efficiently transfer heat from the film.
2. Surface Finish: The surface of the chill roller is carefully engineered to provide the desired level of contact and cooling efficiency. It may have a polished or textured surface, depending on the specific requirements of the film.
3. Diameter and Length: casting roller come in various diameters and lengths, depending on the width and speed of the film production line.
4. Cooling Medium: Chill rollers are often hollow and internally cooled using water or other cooling fluids to maintain the desired temperature.
5. Coating: In some cases, chill rollers may have specialized coatings or treatments to enhance their performance, such as chrome plating or thermal spraying.
6. Ra 0.002um to 20um.
7. Diameter: Max 3.2m
8. Length: Max 15m
9. Weight: Max: 20t
Except casting roller, We can also offer Chill Roller,Preheater roller,MDO Stretching Roller, MDO nip roller,Setting roller,Gravure Roller,Guide roller,Corona Roller,Corona Nip roller,Contact roller,Carbon fiber floating roller, one-stop roller solution for BOPP/BOPET, feel free to contact us .