MDO Preheating Roller

Description of MDO Preheating Roller

The MDO Preheating Roller is a key component in the biaxially oriented polyfilms production line. It heats the plastic film so that it can better change its physical properties during the longitudinal stretching process, thereby improving the mechanical properties and transparency of the film. This heating process not only helps to improve the tensile strength and stiffness of the plastic film, making it more durable and stable, but also significantly improves the transparency and gloss of the plastic film, increasing its commercial value. In addition, the application of MDO Preheating rollers can also improve the heat sealing performance and printing performance of plastic films, and improve the processing performance and usability of products.

During the specific working process, the MDO Preheating roller heats the film through the internal flow channel to bring it to the appropriate temperature in order to achieve the best physical and mechanical property improvement during the stretching process. This combination of heating and stretching enables the MDO uniaxial stretching production line to efficiently produce plastic films with excellent properties to meet the needs of different fields. With the continuous development of technology, the importance of MDO heating rollers and their production lines in the plastic processing industry will continue to be highlighted, providing high-quality plastic film products for all walks of life.

MDO Preheating Roller Specifications

(1). MDO preheating roller construction: Double shell construction.

(2). Flow channel: Flow channels between inner and outer shell separated with welded leading spirals. 

(3). MDO preheating roller surface treatment: Chrome plating, Teflon coating, Ceramic coating, Tungsten carbide coating.

(4). MDO preheating roller surface temperature difference within ±0.5℃

MDO Preheating Roller Advantages

(1). Reduce defective rate: Significantly improve films quality by avoiding condensation, and preventing defects such as bubbles or scratches on the film surface.

(2). Material of chill roller: Stainless steel, low-carbon steel, medium carbon steel, alloy steel, etc. can be selected according to customers' requirements.