Pasia Honeycomb Products Co., Ltd
| Supply Ability | 180,000 square meters per year |
| Al grade | 5052 |
| Application | impact absorping |
| Payment Terms | L/C, T/T |
| Size in mm*mm | 1200*2400 or customized |
| Product Name | impact attenuator |
| Corrosion resistance | anodized, passivated |
| Delivery Time | within 4 weeks for one 20' container loading |
| Thickness | up to 80 mm |
| Packaging Details | carton |
| Model Number | PFIAAHS-5052 |
| Place of Origin | P. R. China |
| Certification | ISO9001-2015 |
| Brand Name | Pasia |
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Product Specification
| Supply Ability | 180,000 square meters per year | Al grade | 5052 |
| Application | impact absorping | Payment Terms | L/C, T/T |
| Size in mm*mm | 1200*2400 or customized | Product Name | impact attenuator |
| Corrosion resistance | anodized, passivated | Delivery Time | within 4 weeks for one 20' container loading |
| Thickness | up to 80 mm | Packaging Details | carton |
| Model Number | PFIAAHS-5052 | Place of Origin | P. R. China |
| Certification | ISO9001-2015 | Brand Name | Pasia |
Crushable Structure Aluminum Honeycomb Attenuator Core for Nuclear Power Plant Impact Protector
The Crushable Structure Aluminum Honeycomb Attenuator Core is a high-performance energy absorption component engineered specifically for impact protection in nuclear power plant applications. Utilizing advanced aluminum honeycomb technology, this attenuator core provides predictable, reliable, and efficient energy dissipation during impact events—ranging from transportation accidents to plant-site structural protection scenarios.
Metallic honeycomb is recognized as the most efficient, practical energy-absorbing material currently in use for nuclear safety-related impact mitigation. Our attenuator core leverages this proven technology to deliver consistent crush performance under the demanding conditions characteristic of the nuclear industry.
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2. Technical Principle
2.1 How It Works
The attenuator core operates on the principle of controlled plastic deformation. When subjected to impact loading, the aluminum honeycomb structure crushes progressively at a near-constant force, converting kinetic energy into deformation work and thermal energy. This crushing behavior closely approximates the ideal elastic-perfectly-plastic material response—the most desirable characteristic for impact energy absorption.
2.2 Crush Characteristics
The aluminum honeycomb exhibits three key properties that make it ideal for nuclear impact protection:
Property Description
Constant Force Crushing Crushes at nearly uniform load until reaching approximately 60–70% strain
Available Stroke A 10-inch thick honeycomb column provides ~6 inches of crush stroke at constant force
Temperature Insensitivity Crush behavior remains stable across -20°F to 100°F (-29°C to 38°C)
3. Key Features & Benefits
Feature Benefit for Nuclear Applications
Predictable energy absorption Enables accurate impact analysis and regulatory compliance verification
High crush strength-to-weight ratio Minimizes additional weight burden on transport casks and structures
Crush stroke >70% Maximum energy absorption per unit thickness
Excellent moisture and corrosion resistance Suitable for long-term storage and marine transport environments
Elevated temperature tolerance Reliable performance in reactor-adjacent and transport conditions
Bi-directional crush capability Provides protection from multiple impact orientations
Specifications:
Pasia Honeycomb Energy Absorbers can be supplied based on the cell size, foil thickness and layer, aluminum grade, width and length etc. The shape and parts can be also customized as per the request from client. The crush strength can be achieved on the performance of the foil thickness and special structure.
| Density Range (pound per cubic foot) | Cell size range (diameter inch) | Alloy | Foil thickness (mm) | Foil layers |
| 1-10 | 1/8, 1/4, 3/8, 3/4, 3/16 etc | 3003/5052 | 0.04, 0.05, 0.06, 0.08, 0.1 | Single, double or triple |
| Sample Lot | Specification | D1.5-(0.05+0.05)-3003 | |
| Client | Standard | ||
| Required Value | Conclusion | Plain Crushing Strength: 9.6MPa | |
| Tested By | Time |
Testing Item: Aluminum Honeycomb Plain Crushing Strength
Testing Data
| Serial | Sample Name | Width(mm) | Length(mm) | Maximum Loading(N) | Crushing Strength(MPa) |
| Aluminum Honeycomb Core | 49.0 | 48.0 | 27487.99 | 9.70 | |
| Aluminum Honeycomb Core | 50.0 | 48.0 | 31790.69 | 9.57 | |
| Aluminum Honeycomb Core | 48.0 | 48.0 | 24778.45 | 9.59 | |
| Aluminum Honeycomb Core | 48.0 | 50.0 | 30205.60 | 9.52 | |
| Max Value | 50.0 | 50.0 | 31790.69 | 9.70 | |
| Min Value | 48.0 | 48.0 | 24778.45 | 9.52 | |
| X-bar | 48.8 | 48.5 | 28565.68 | 9.60 |
Company Details
Business Type:
Manufacturer
Year Established:
2008
Total Annual:
3 million-10 million
Employee Number:
100~120
Ecer Certification：
Site Member
With more than 20 years’ experience on designing and manufacturing honeycomb and metal product, Pasia Honeycomb Products Co. Ltd is versatile on supplying diversified honeycomb and sandwich products to clients of various industries including construction, transportation, marine, industrial equ... With more than 20 years’ experience on designing and manufacturing honeycomb and metal product, Pasia Honeycomb Products Co. Ltd is versatile on supplying diversified honeycomb and sandwich products to clients of various industries including construction, transportation, marine, industrial equ...
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