Fabricante innovador de productos de panal y calefacción MI
Fabricante innovador de productos de panal y calefacción MI
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Datos del producto:
Pago y Envío Términos:
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| Material: | Al3003, Al5052 | Método de unión: | Pegamento unido |
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| Tamaño de celda: | menos de 3 mm en la longitud del lado de la celda | Espesor de aluminio: | hasta 0,15 mm |
| Tratado con lámina: | Tratado con cromo hexavalente | Solicitud: | Construcción naval, tren, etc. |
| Suministro optimizado: | ampliado | Método de suministro: | Expandido, cortado, bloque |
Trivalent Chromium Aluminum Honeycomb: Eco Corrosion Protection, Lightweight & Durable
Why Your Project Can’t Afford to Overlook Surface Treatment
Let’s be honest: aluminum honeycomb is an engineering marvel — lightweight, rigid, and structurally efficient. But untreated aluminum has a dirty little secret.
It corrodes. In high-humidity environments, coastal installations, or aerospace applications where salt spray is a constant threat, unprotected aluminum honeycomb cores degrade from the inside out. Corrosion doesn’t just compromise aesthetics — it eats away at structural integrity, turning a high-performance core into a liability.
It fails under fire. Aluminum’s relatively low melting point means that without proper treatment, your core can lose its load-bearing capacity when it matters most.
It doesn’t bond reliably. Untreated aluminum foil surfaces have a weak, unstable natural oxide film that provides poor adhesion to structural adhesives — leading to delamination and premature failure.
And traditional hexavalent chromium treatments? They work — but they come with a heavy environmental and regulatory burden that forward-thinking engineers and procurement teams can no longer ignore.
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The Solution: Trivalent Chromium Passivated Aluminum Honeycomb Core
Our Trivalent Chromium Passivated Aluminum Honeycomb Core is engineered to eliminate these pain points at the source. Made from high-grade aluminum alloy foil (3003H19 or 5052H18) and bonded with modified epoxy adhesive, the core undergoes a specialized trivalent chromium conversion coating process that chemically forms a complex amorphous passive film on the aluminum surface. This isn’t a superficial coating — it’s a molecular-level transformation that fundamentally changes how the material performs.
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Three Core Advantages That Set Us Apart
1. Superior Corrosion Resistance — Without the Environmental Guilt
The trivalent chromium passivation layer provides exceptional protection against corrosion in aggressive environments — salt spray, high humidity, and chemical exposure included. Unlike hexavalent chromium, trivalent chromium is low-toxicity, RoHS-compliant, and significantly safer for both operators and the environment. Wastewater treatment is simple, and you get military-grade protection (meeting MIL-DTL-81706 and MIL-5541 standards) without the regulatory headaches.
2. Lightweight Strength That Redefines Structural Efficiency
Aluminum honeycomb already offers one of the highest strength-to-weight and stiffness-to-weight ratios of any core material. Our trivalent chromium treatment preserves — and even enhances — these mechanical properties. The result: a core that delivers aerospace-grade structural performance at a fraction of the weight of solid materials. Every kilogram you save translates to lower fuel costs, higher payload capacity, or simpler installation.
3. Reliable Adhesion and Thermal Stability
The conversion coating doesn’t just protect against corrosion — it creates a stable, tightly adherent bond that dramatically improves adhesive compatibility. No more delamination worries. Plus, the treatment maintains its protective properties at elevated temperatures, ensuring your core performs reliably across a wide operating range.
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Specification of Aluminum Honeycomb Core:
| Item | Unit | Specification | ||||||||
| Cell Size | inch | 1/8” | 3/16” | 1/4” | ||||||
| mm | 2.6 | 3.18 | 3.46 | 4.33 | 4.76 | 5.2 | 6.35 | 6.9 | 8.66 | |
| Side Length | mm | 1.5 | 1.83 | 2 | 2.5 | 2.75 | 3 | 3.7 | 4 | 5 |
| Foil Thickness | mm | 0.03-.05 | 0.03-.05 | 0.03- 0.05 | 0.03-.06 | 0.03-0.06 | 0.03-0.08 | 0.03-0.08 | 0.03-0.08 | 0.03-.08 |
| Width | mm | ≤440 | ≤440 | ≤440 | ≤1800 | ≤1800 | ≤1800 | ≤1800 | ≤1800 | ≤1800 |
| Length | mm | ≤1500 | ≤1500 | ≤2000 | ≤3000 | ≤3000 | ≤3200 | ≤4000 | ≤4000 | ≤5500 |
| Height | mm | 1.7~150 | 1.7~150 | 1.7~150 | 3~150 | 3~150 | 3~150 | 3~150 | 3~150 | 3~150 |
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| Item | Unit | Specification | ||||||||
| Cell Size | inch | 3/8” | 1/2” | 3/4” | 1” | |||||
| mm | 9.53 | 10.39 | 12.7 | 13.86 | 17.32 | 19.05 | 20.78 | 25.4 | ||
| Side Length | mm | 5.5 | 6 | 7.33 | 8 | 10 | 11 | 12 | 15 | |
| FoilThickness | mm | 0.03-.08 | 0.03-0.08 | 0.03-0.08 | 0.03-.08 | 0.03-0.08 | 0.03-0.08 | 0.03-0.08 | 0.03- 0.08 | |
| Width | mm | ≤1800 | ≤1800 | ≤1800 | ≤1800 | ≤1800 | ≤1800 | ≤1800 | ≤1800 | |
| Length | mm | ≤5700 | ≤6000 | ≤7500 | ≤8000 | ≤10000 | ≤11000 | ≤12000 | ≤15000 | |
| Height | mm | 3~150 | 3~150 | 3~150 | 3~150 | 3~150 | 3~150 | 3~150 | 3~150 | |
Specifications can be customized according to customer’s requirement.
