Honeycomb Core
Our honeycomb structures are certified by aircraft manufacturers and have been adopted in numerous aerospace applications for many years. Furthermore, their outstanding performance is utilized across a wide range of fields including automotive, rail, marine, and industrial machinery. Honeycomb allows flexible design of cell size, shape, and density, enabling us to meet diverse customer needs such as weight reduction, high strength, and performance optimization.
Standard Aluminum Honeycomb SHH® -Showa Hexagonal Honeycomb-
Our products are utilized across a wide range of industrial fields, including building materials, wind tunnel equipment, air conditioning units, and refrigerated display cases for flow straightening applications. With high specific strength and excellent dimensional stability, they can accommodate diverse uses, from large-scale structures to precise fluid control systems.
Standard Dimensions: Length: 48 inches (+2 / -0), Width: 96 inches (+4 / -0), Thickness: Adjustable upon request.
Certification: Compliant with AMS-STD-401.
Basis Corrosion Resistance Aluminum Honeycomb BCR -Basic Corrosion Resistance-
This environmentally conscious aerospace-grade aluminum honeycomb achieves superior corrosion resistance through chromium-free chemical treatment. It is a next-generation corrosion-resistant honeycomb that is gentle on both people and the environment, eliminating the use of conventional chromate treatment.
Standard Dimensions: Length: 48 inches (+2 / -0), Width: 96 inches (+4 / -0), Thickness: Adjustable upon request.
Features: Superior corrosion resistance / High bendability and fatigue strength / Highest strength-to-weight ratio and rigidity in sandwich structures.
Certification: AMS-C-7438 Class 2 compliant.
PAA-SHH®-Phosphoric Acid Anodize-
This is aerospace-grade aluminum honeycomb. It exhibits excellent corrosion resistance through the application of an oxide coating via phosphoric acid anodizing. Simultaneous surface treatment with a rust-preventive primer ensures high adhesion and fatigue strength even in high-temperature, high-humidity environments.
Standard Dimensions: Length: 48 inches (+2 / -0), Width: 96 inches (+4 / -0), Thickness: Adjustable upon request.
Certification: AMS-C-7438 Class 1 compliant.
Flexible Honeycomb SFH -Showa Flexible Honeycomb-
Aerospace-grade 5052 aluminum honeycomb achieves high corrosion resistance through phosphoric acid anodizing.
Rust-proof primer treatment ensures excellent adhesion and fatigue strength even in high-temperature, high-humidity environments. Its unique cell shape provides superior adaptability to curved and three-dimensional surfaces.
Standard Dimensions: Length: 36 inches (+4 / -0), Width: 96 inches (+8 / -0), Thickness: Adjustable upon request.
Certification: Compliant with AMS-STD-401
Double Flexible Honeycomb SDFH-Showa Double Flexible Honeycomb-
Made from aerospace-grade 5052 aluminum honeycomb, it exhibits high corrosion resistance through phosphate anodizing. It is also used for sound absorption at specific frequencies in aircraft engine fan cases. With rust-preventive primer treatment, it maintains excellent adhesion and fatigue strength even in high-temperature, high-humidity environments.
Standard Dimensions: Length: 36 inches (+4 / -0), Width: 96 inches (+8 / -0), Thickness: Adjustable upon request.
Certification: Compliant with AMS-STD-401.
Meta-Aramid Honeycomb SAH®-Showa Aramid Honeycomb-
Aramid honeycomb molded from NOMEX® paper is impregnated with heat-resistant phenolic resin to achieve high strength and durability. Used as a core material for aircraft sandwich panels, it is bonded with various composite materials and utilized in a wide range of applications including vehicles, ships, and leisure products.
Standard Dimensions: Length: 48 inches (±2), Width: 96 inches (±6), Thickness: Adjustable upon request.
Certification: Compliant with AMS3711.
Over eXpand Honeycomb -Over eXpand-
Over Expanded aramid honeycomb with a rectangular cell structure offers high flexibility in the bending direction while maintaining performance equivalent to standard products. It is ideal for sandwich panel manufacturing where conventional honeycomb is difficult to form, such as for cylindrical shapes or large curved surfaces.
Standard Dimensions: Length: 44 inches (±2), Width: 96 inches (±6), Thickness: Adjustable upon request.
Certification: Compliant with AMS3714.
Para Aramid Honeycomb SPAH-Showa Para Aramid Honeycomb-
This honeycomb uses high-strength, high-elasticity para-aramid fibers to form a hexagonal cell structure with para-aramid paper. It is impregnated with heat-resistant Fesneau resin and cured to achieve light weight and high strength.
Standard Dimensions: Length: 48 inches (+2 / -0), Width: 144 inches (+4 / -0), Thickness: Adjustable upon request.
Certification: Compliant with AMS-STD-401.
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Aerospace Transportation Equipment Div.

