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Double Shell Q345B MDO Stretch Roller For BOPP And BOPET Film Production Line
MDO Stretch Roller for BOPP and BOPET (Machine Direction Orientation) Stretch Roller is a specialized tool used in the film stretching process. It is designed to provide smooth and uniform stretching of films, improving their mechanical properties and surface characteristics. The special coating on the roller surface prevents adhesion and sticking of the film, ensuring a high-quality stretching process.
Teflok Coating: The roller surface is coated with Teflok, a
non-stick material known for its excellent release properties and
resistance to high temperatures and chemicals.
MDO (Machine Direction Orientation): The roller is specifically
designed for Machine Direction Orientation, which involves
stretching the film in a controlled manner to improve its
properties.
Smooth Surface: The Teflok coating provides a smooth and
low-friction surface, allowing the film to move smoothly over the
roller without sticking or causing damage.
Heat Resistance: Teflok is highly heat-resistant, allowing the
roller to withstand the high temperatures generated during the film
stretching process without degradation or sticking.
Chemical Resistance: The Teflok coating offers excellent chemical
resistance, protecting the roller from corrosive substances and
ensuring its longevity.
Anti-Static Properties: Teflok has inherent anti-static properties,
reducing the buildup of static electricity on the roller surface
and minimizing the risk of damage to the film during the stretching
process.
Benefits of MDO Stretch Roller for BOPP and BOPET Film Stretch
Improved Film Handling: The smooth and non-stick surface of the
Teflok coating allows for easy and efficient handling of the film,
reducing the risk of wrinkles, tears, or other defects during the
stretching process.
Enhanced Release Properties: The Teflok coating prevents the film
from sticking to the roller surface, ensuring smooth release and
preventing damage to the stretched film.
Consistent Stretching: The uniform stretching provided by the MDO
stretching roller, combined with the non-stick properties of the
Teflok coating, ensures consistent and reliable stretching results.
Longevity and Durability: The Teflok coating offers excellent
resistance to wear, chemicals, and high temperatures, resulting in
a longer lifespan for the roller and reducing the need for frequent
replacements.
Easy Maintenance: Teflok coated rollers are relatively easy to
clean and maintain, as the non-stick properties of Teflok prevent
the buildup of residues on the roller surface.
Parameters of MDO stretch roller
Shell | Double-shell construction |
Disc/Shaft | Shrinked and welded shafts and side discs from Q345B |
Flow system | Channels between inner and outer tube separated with welded leading spirals |
Flow medium | Water or Oil |
Surface treatment | Chrome coated, Teflok coated, Ceramic coated |
Out of roundness | ≤0.05mm |
Cylindricity | ≤0.05mm |
Dynamic balancing | G2.5 up to max. line speed |