Non Lubricated Plug Valves in Pulp and Paper Industry – Improving Flow Reliability

The pulp and paper industry deals with highly abrasive, viscous, and sometimes corrosive fluids during its manufacturing processes. Whether it's handling black liquor, pulp slurries, or chemical additives, valves used in these operations must provide robust performance without clogging or leakage. In such applications, non lubricated plug valves prove to be an excellent choice due to their smooth operation, minimal maintenance, and high sealing integrity.

Industry Challenges

In pulp and paper plants, the challenges include:

  • High solid content in the flow

  • Corrosive bleaching chemicals

  • Scaling and buildup in valve internals

  • Continuous 24/7 operation demanding minimal downtime

Why Non Lubricated Plug Valves Fit the Bill

  • Full port design: Allows easy passage of fibrous or slurry-based fluids without clogging.

  • Non-stick PTFE sleeve: Resists pulp adhesion and prevents scaling.

  • Quarter-turn operation: Enables quick shut-off or flow regulation.

  • Low maintenance: Critical in minimizing production disruptions.

  • Resistant to harsh chemicals: Ideal for areas handling chlorine dioxide, peroxide, and caustic soda.

Unique Features for Pulp & Paper Use

  • Available in full bore and eccentric designs for better flow of pulp slurries

  • No grease or lubricant that can mix with fibrous fluids

  • Anti-static and blow-out proof stem for added safety

  • Customizable handle extensions for insulated pipe applications

Common Applications

  • Bleach plant piping systems

  • Liquor recovery loop

  • Slurry transfer lines

  • Chemical dosing units

  • Water recycling and discharge systems

Long-Tail Keywords

  • non lubricated plug valve for pulp slurry

  • anti-clog plug valve for paper industry

  • full bore plug valve for pulp processing

Conclusion

The non lubricated plug valve plays a vital role in ensuring flow control, reliability, and system cleanliness in the pulp and paper sector. Its abrasion resistance, chemical durability, and non-stick features make it a long-term asset.

Freture Techno Pvt. Ltd. offers specialized non lubricated plug valves designed to withstand the unique demands of pulp and paper operations, enhancing productivity and reducing maintenance cycles.

No comments:

Post a Comment

Plug Valve in the Oil and Gas Industry: A Reliable Solution for Critical Flow Control

In the oil and gas industry, the efficiency and safety of flow control systems are crucial for ensuring uninterrupted operations. Among the ...