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Neomet Leading the industry in honeycomb for gas turbines and aero engines

With decades of expertise in honeycomb manufacturing, Neomet™ delivers innovative solutions for aerospace and industrial power generation.

Honeycomb Materials 

Honeycomb structures are the industry standard for high-temperature sealing applications. Neomet’s advanced material technologies help improve turbine operating efficiency and reduce environmental impact. These structures are designed to line the interior of air seals and ring segments, creating a porous, heat-resistant surface that effectively seals airflow against rotating blades.

Materials Engineered for Performance 

Oerlikon offers a diverse range of materials tailored to meet the demanding requirements of modern turbines: 

  • Nickel-based Superalloys (e.g., Hastelloy X, Haynes 214) 
  • Stainless Steel 
  • MI 2100 alloy (FeCrAlY) 
  • Metallic foils and pre-formed tapes for high-temperature applications

Honeycomb structures are available in various formats—including rings, strips, and segments—with hexagonal cell sizes as small as 0.8 mm for precision sealing. We also offer amorphous foils and tapes in nickel, cobalt, and precious metals to meet specific performance needs. 

Upon request, honeycomb structures can be delivered with pre-applied integration materials to support seamless incorporation into customer assemblies. 

Why Choose Neomet for Honeycomb Seals?

  • Unmatched Expertise

    Decades of experience in high-performance honeycomb seals.

  • Innovative Materials

    Proprietary MI 2100 and other advanced alloys tailored for extreme temperatures.

  • Global Reach

    Trusted by OEMs and MROs across aerospace and power generation industries.

  • Customized Solutions

    Tailored manufacturing to suit your exact specifications.

Honeycomb Dimensions

When it comes to honeycomb seals for gas turbines, Neomet is your trusted partner. We offer a wide range of honeycomb seal sizes to meet the diverse requirements of aerospace and industrial applications. Our honeycombs are available in hexagonal configurations, with cell sizes ranging from 0.031’’ to 0.1875", equivalent to 0.79 mm to 4.76 mm across inside flats. Additionally, we provide honeycomb foil with thicknesses from 0.0014" (0.036 mm) to 0.011" (0.278 mm), offering flexibility for various performance needs. Each honeycomb structure is precisely assembled using controlled joining patterns—along every node, alternate nodes, or in a staggered configuration—to ensure the required structural integrity prior to integration into the final component. 

Honeycomb Sizes and Materials

Decimal Inches Fractional Inches Metric Material Grades
0.031" 1/32" 0.79mm
  • Hastelloy X
  • Haynes 214
  • MI2100
  • Several grades of stainless steel
0.062" 1/16" 1.57mm
0.125" 1/8" 3.18mm
0.188" 3/16" 4.78mm
Foil Thickness: 0.0014" (0.035mm) to 0.011" (0.279mm)

© Copyright 2025 OC Oerlikon Management AG

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