Fasteners for Pulp & Paper Mills

Large Rolls Of Paper Are Being Rolled In A Factory

Fasteners for Pulp and Paper Mills

Pulp and paper mills across the country are exploring options to address severe corrosion challenges. High-grade nickel alloys and specialty stainless materials are emerging as among the industry’s most effective solutions.

Nickel Systems, Inc. is a direct stocking distributor and manufacturer of AL6XNDuplex 2205Super Duplex 2507Hastelloy C276Inconel 625, and 317L Stainless fasteners. These materials help deter iron contamination and process corrosion at paper mills. Companies like Canfor Pulp, Glatfelter, West Rock and many equipment manufacturers in the paper industry are integrating fasteners to improve processes.

Bleach plants are seeing an upward trend in the use of AL6XN fasteners, while Kraft liquor applications are seeing more use of Duplex 2205 and Super Duplex 2507. The “Kraft Process” relies on caustic soda and sodium sulfide, while the “Sulfite Process” involves sulfurous acids, and “Soda Pulping” employs sodium hydroxide.

Bleaching is a crucial step in the manufacturing of white paper. It also eliminates lignin from the pulp. The two most common bleaching models include Elemental Chlorine Bleaching and Elemental Chlorine-Free Bleaching. The former is notably more corrosive. Nickel Systems maintains an inventory of fasteners essential for the bleaching process.

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Fastener Applications in the Pulp and Paper Industry

Fasteners play a crucial role in many pulp and paper industry applications. They are integral to assembling machinery parts, repairing equipment and securing components. For example, bolts and nuts are commonly used as fasteners for paper machinery. Fasteners in this industry must be durable and corrosion-resistant to withstand the challenging conditions in this environment. You can find Nickel Systems fasteners in the following areas:

  • Agitator blades: An agitator is essential for maintaining pulp quality and homogeneity. Fasteners attach blades securely to the agitator shaft, ensuring that the blades remain in a fixed position. These specialty metal fasteners must be solid and reliable to withstand the force and vibration of the mixing process.
  • Air pollution control (APC) equipment: Fasteners act as a shield, protecting your APC equipment against oil, gas, chemicals and debris.
  • Water pollution control (WPC) equipment: Like air pollution control equipment, exotic alloy fasteners protect components from external contaminants and prevent the seepage of harmful pollution into the surrounding environment.
  • Black liquor equipment: Fasteners are particularly important for any processing equipment that handles black liquor. These components are essential for securing components of black liquor equipment such as pipes, valves, tanks and pumps. They must be made of materials that can withstand black liquor’s corrosive nature.
  • Chlorine bleach plants: Chlorine bleach is essential for whitening bolts of paper and other products in pulp and paper manufacturing. Fasteners hold the different parts of the machinery together and must be resistant to damage from hard chemicals to ensure the equipment’s structural integrity.
  • Digesters: As digesters must house raw materials under high temperatures and pressures, their fasteners must hold together their structural components, including the shell, agitators and heating elements. They must be robust and durable enough to handle this production environment.
  • Fourdrinier machines: Fourdrinier machines are critical to any paper and pulp operation. Fasteners for paper manufacturing must hold together the components of these machines and remain resistant to the moisture and wear present in the process of turning pulp into bolts of paper.
  • Lime furnaces: The high-temperature nature of lime furnaces requires durable fasteners to withstand the intense heat and corrosive environment inside the furnace.
  • Mixing equipment: Fasteners play a vital role in keeping mixing equipment safe and functional. As with all paper and pulp equipment, high nickel alloy fasteners are essential to withstand mechanical stresses and potential corrosion in the manufacturing environment.
  • Pumping systems: Properly tightened and maintained paper mill fasteners are crucial to prevent leaks, maintain pumping system integrity and avoid potential hazards.
  • Pressure vessels wastewater equipment: Pressure vessels must contain or treat liquids under high pressure, and they require high-quality fasteners that can withstand their operating environment and ensure safe operation.

Applications

Some areas where Nickel Systems fasteners can be found:

 

  • Agitator Blades
  • (APC) Air Pollution Control Equipment
  • (WPC) Water Pollution Control Equipment
  • Black Liquor Equipment
  • Chlorine Bleach Plants
  • Digesters
  • Fourdrinier Machines
  • Lime Furnaces
  • Mixing Equipment
  • Pumping Systems
  • Pressure Vessels Wastewater Equipment
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Empower Your Pulp and Paper Mill With Nickel Systems

At Nickel Systems, our mission is to make the hard-to-find easy to handle. As an authentic sticking distributor of high nickel alloy and specialty stainless steel fasteners for paper mills, we can help you make your pulp and paper operation safer and more efficient. Our materials are purpose-built to withstand severe heat and corrosion, making them ideal for the challenging operating environment in paper production.

Request a quote for same-day shipping and optimize your paper and pulp operation today!

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