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| 材料: | NOMEX | フォイルの思考力: | 0.05、0.06、0.076mm |
|---|---|---|---|
| セルサイズ: | 2、3、5、8mm | 硬度: | H18 |
| 身長: | カスタマイズされた | 製品名: | ノメックス紙のハチミツバチコア |
High Strength to Low Weight Ratio Fire Resistant Thermal Insulation Nomex Honeycomb Core for Aerospace and Aviation
Nomex® Honeycomb Core – Engineered for Aerospace Excellence
High Strength‑to‑Low Weight Ratio | Fire Resistant | Thermal Insulation
Introduction
In the demanding world of aerospace and aviation, every gram counts — and every safety margin matters. Nomex® honeycomb core delivers the ideal balance: exceptional structural strength at remarkably low density, combined with inherent fire resistance and superior thermal insulation. Engineered from meta‑aramid paper sheets coated and bonded with heat‑resistant phenolic resin, this non‑metallic core material has become the industry standard for sandwich structures where performance, safety, and weight efficiency are non‑negotiable.
Unmatched Strength‑to‑Weight Ratio
Nomex® honeycomb core offers outstanding strength and stiffness with minimal weight gain. The hexagonal cell geometry delivers superior mechanical performance — high compressive strength, exceptional plate shear properties, and remarkable toughness — all at densities that dramatically reduce structural mass.
The payoff: Lower fuel consumption, increased payload capacity, and enhanced overall aircraft efficiency. In many aerospace applications, Nomex® honeycomb has replaced heavier, corrosion‑susceptible aluminum cores, delivering the same or better performance at a fraction of the weight.
Fire Resistance You Can Rely On
Safety is paramount in aviation — and Nomex® honeycomb core is engineered to meet the most stringent fire safety standards. With excellent fire‑resistant and self‑extinguishing properties, it complies with FAR 25.583 and FAR 25.853 requirements. The material exhibits a two‑stage decomposition profile — phenolic resin degrades between 350–450°C and aramid fiber between 450–600°C — forming a protective char residue of 25–35% that acts as a fire barrier.
This translates to extended ignition times, low heat release rates, and minimal smoke and toxicity emissions (low O.S.U.) — critical for transport aircraft construction.
Superior Thermal Insulation
Beyond fire protection, Nomex® honeycomb core delivers effective thermal insulation. With an effective thermal conductivity (kₑff) typically ranging from 0.03 to 0.06 W/mK, it serves as an excellent thermal barrier in sandwich panel constructions. This inherent insulating property helps maintain cabin comfort, protects sensitive equipment from temperature extremes, and contributes to overall thermal management in aircraft structures.
Built for the Aerospace Environment
Nomex® honeycomb core is designed to withstand the harshest operating conditions:
· Corrosion resistance against water, oil, and fuel
· High‑temperature capability with service temperatures up to 180°C (356°F)
· Excellent dielectric properties for applications requiring electrical insulation
· Water and fungus resistance for long‑term durability
· Easy machinability — readily cut, formed, shaped, and suited to adhesive bonding
Aerospace Applications
Nomex® honeycomb core is trusted across the full spectrum of aviation platforms:
Aircraft Interiors Aerostructures
Flooring (varying densities by duty level) Leading and trailing edges
Sidewalls, ceilings, and overhead bins Fuselage components
Galleys and partitions Radomes and fairings
Cargo liners Helicopter rotor blades
Bulkheads Landing gear doors
Commercial, business, and VIP interiors Engine nacelles and wing‑to‑body fairings
Most interior panels of commercial aircraft are made with this core material — primarily because of its resilience, low‑density/small‑cell combination, and proven fire resistance.
Mechanical Properties of the Nomex Honeycomb Core
| Size of honeycomb cell (mm)) |
Density (Kg/ m3) |
Plain compressive strength(MPa) | Plain shear properties(Mpa) | ||||
| Pure core material | Sandwich structure | Strength | Modulus | ||||
| L | W | L | W | ||||
|
1.83 |
48 | 1.8 | 2.28 | 1.38 | 0.79 | 88 | 45 |
| 64 | 3.12 | 3.83 | 1.81 | 1.11 | 100 | 57 | |
|
2.75 |
32 | 0.92 | 1.0 | 0.79 | 0.46 | 66 | 32 |
| 48 | 2.1 | 2.33 | 1.48 | 0.86 | 121 | 54 | |
| 72 | 3.93 | 4.26 | 2.62 | 1.45 | 151 | 65 | |
Mechanical Properties of the Nomex Honeycomb Core 2
| Core type | Density ( kg/m3) |
Stab.comp.str (Mpa) |
L Shear Properties(Mpa) | W Shear Properties(Mpa) | |||||||
| Strength | Modulus | Strength | Modulus | ||||||||
| Typ | Min Ind | Typ | Min Ind | Typ | Min Ind | Typ | Min Ind | Typ | Min Ind | ||
| 3.2-29 | 29 | 0.77 | 0.60 | 0.56 | 0.47 | 25.9 | 17.4 | 0.35 | 0.30 | 14.5 | 11.3 |
| 3.2-48 | 48 | 2.35 | 1.92 | 1.22 | 1.03 | 44.5 | 34.5 | 0.73 | 0.61 | 27.1 | 20.9 |
| 3.2-64 | 64 | 3.88 | 3.22 | 1.72 | 1.55 | 61.0 | 54.0 | 0.99 | 0.82 | 34.0 | 25.0 |
| 3.2-80(E) | 80 | 6.67 | 4.49 | 1.92 | 1.65 | 66.1 | 52.3 | 1.20 | 0.97 | 43.9 | 36.3 |
| 3.2-80 | 80 | 5.19 | 4.69 | 2.22 | 1.95 | 71.0 | 64.0 | 1.23 | 1.05 | 38.4 | 34.0 |
| 3.2-96(E) | 96 | 8.99 | 8.78 | 2.49 | 2.25 | 82.8 | 77.5 | 1.73 | 1.67 | 59.1 | 55.5 |
| 4.8-40 | 40 | 1.63 | 1.46 | 0.95 | 0.92 | 38.0 | 36.3 | 0.55 | 0.52 | 23.9 | 22.5 |
| 4.8-48 | 48 | 2.45 | 1.86 | 1.24 | 1.02 | 41.3 | 34.0 | 0.77 | 0.60 | 30.0 | 18.0 |
| 4.8-72 | 72 | 5.28 | 4.60 | 1.70 | 1.32 | 57.1 | 47.5 | 1.09 | 0.80 | 40.5 | 23.2 |
| 4.8EX-48 | 48 | 2.20 | 1.80 | 0.79 | 0.62 | 20.6 | 16.1 | 0.87 | 0.72 | 42.0 | 34.0 |
Application:
Extremely High Strength Para-Aramid Honeycomb Core For High End Application is a high performance non-metallic core which can replace fiberglass and Nomex® honeycomb core materials to achieve significant weight reductions without sacrificing performance in most applications. para-aramid fiber honeycomb uses include boat decks, aircraft galleys, flooring, partitions, aircraft leading and trailing edges, radomes, flaps, access panels and doors.
