---
title: "Aluminum Shell"
industry: "Fabricated Metal Product Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:ALUMINUM_SHELL"
  data_integrity_hash: "06ef704016f760619fe5b6ac52e0512c"
  source_authority: "https://cnfx.com"
  strict_mode: true
source_identity:
  provider: "CNFX Industrial Knowledge Graph"
  index_version: "2026.Q1-Universal"
  authority_id: "URN:CNFX:ME:ALUMINUM_SHELL"
  data_source_uri: "https://cnfx.com/llms/industry/fabricated-metal-product-manufacturing/product/aluminum-shell.md"
  official_resource_url: "https://cnfx.com/industry/fabricated-metal-product-manufacturing/product/aluminum-shell"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0-150°C temperature, 0-2.5 MPa internal pressure, 0-50% relative humidity"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 110
    unit: "MPa"
    consequence: "Plastic deformation via dislocation movement in FCC aluminum lattice (Hall-Petch relationship), oxide layer breakdown at 180°C, stress concentration at fillet radii below 0.5 mm"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Thermal cycling between -20°C and 150°C at 5 cycles/hour"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Implement controlled cooling rate of 10°C/min maximum, add 0.8 mm minimum fillet radius at all transitions"
  - node_2:
      trigger: "Chloride ion concentration exceeding 50 ppm in pharmaceutical solution"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Apply 25 μm anodized coating with 500 V breakdown voltage, maintain solution pH between 6.5-7.5"
bom_nodes:
  skirt:
    type: "component"
    urn: "URN:CNFX:ME:SKIRT"
    interface_type: "physical-logic-coupled"
  top-panel:
    type: "component"
    urn: "URN:CNFX:ME:TOP_PANEL"
    interface_type: "physical-logic-coupled"
  sealing-edge:
    type: "component"
    urn: "URN:CNFX:ME:SEALING_EDGE"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 9001:2015 - QUALITY MANAGEMENT SYSTEMS"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/fabricated-metal-product-manufacturing/product/aluminum-shell.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "e89703bb4d6fafc1cc6116492a16612b14b34a0f0632d40127d18525e09a16b9"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Aluminum Shell

## 1. Technical Definition
The outer protective casing component of a pharmaceutical vial aluminum seal

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0-150°C temperature, 0-2.5 MPa internal pressure, 0-50% relative humidity**. Failure boundary: **Yield strength exceeded at 110 MPa tensile stress, 180°C thermal degradation threshold, 3.0 MPa burst pressure**, Mechanism: **Plastic deformation via dislocation movement in FCC aluminum lattice (Hall-Petch relationship), oxide layer breakdown at 180°C, stress concentration at fillet radii below 0.5 mm**.

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Thermal cycling between -20°C and 150°C at 5 cycles/hour | 8 | Low-cycle fatigue crack initiation at stress concentrators | Implement controlled cooling rate of 10°C/min maximum, add 0.8 mm minimum fillet radius at all transitions |
| Chloride ion concentration exceeding 50 ppm in pharmaceutical solution | 8 | Pitting corrosion initiating at 0.1 mm diameter pits | Apply 25 μm anodized coating with 500 V breakdown voltage, maintain solution pH between 6.5-7.5 |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| spec | Config-dependent | mm | Verified |

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Metal Stamping Press**, **Industrial Oven for Curing**, **Automated Conveyor System**  
**Downstream Applications**: Pharmaceutical Vial Seals, Medical Device Housings, Laboratory Equipment Casings  

## 5. Engineering Risks & FAQ
- **Caution**: 
- **Caution**: 
- **Caution**: 

### Q: What are the main components of this aluminum shell?
**A**: The aluminum shell consists of three key BOM components: the sealing edge for secure closure, the skirt for structural support, and the top panel that provides the primary protective surface.

### Q: Why is aluminum alloy used for pharmaceutical vial seals?
**A**: Aluminum alloy offers excellent corrosion resistance, lightweight durability, and reliable sealing properties, making it ideal for protecting pharmaceutical contents from contamination and environmental factors.

### Q: Can these aluminum shells be customized for specific vial sizes?
**A**: Yes, our fabricated metal manufacturing process allows for customization of dimensions, thickness, and specifications to match various pharmaceutical vial requirements and sealing systems.

## 6. Manufacturing Compliance
- ISO 9001:2015 - QUALITY MANAGEMENT SYSTEMS

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Aluminum Shell](https://cnfx.com/industry/fabricated-metal-product-manufacturing/product/aluminum-shell)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **3** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: ALUMINUM_SHELL | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 42e17c52
