---
title: "Magnet Assembly"
industry: "Machinery and Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:MAGNET_ASSEMBLY"
  data_integrity_hash: "2fab389ffe8ed298e1d8ae770ac1da6f"
  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:MAGNET_ASSEMBLY"
  data_source_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/magnet-assembly.md"
  official_resource_url: "https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/magnet-assembly"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.5-2.5 Tesla magnetic flux density at 20-80°C ambient temperature"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 3.0
    unit: "Tesla"
    consequence: "Curie temperature transition at 150°C causing permanent magnetic domain randomization, or magnetic saturation beyond 3.0T leading to irreversible flux leakage"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Eddy current heating from AC ripple exceeding 5% of DC bias in float system fluid"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Laminated silicon steel core with 0.35mm thickness and epoxy encapsulation for thermal isolation"
  - node_2:
      trigger: "Corrosive ion penetration (Cl⁻ &gt; 100ppm) through epoxy-coil interface at pH &lt; 5.5"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Parylene-C coating (25μm) with hermetic laser welding at magnet-housing interface"
bom_nodes:
  magnet-core:
    type: "component"
    urn: "URN:CNFX:ME:MAGNET_CORE"
    interface_type: "physical-logic-coupled"
  housingframe:
    type: "component"
    urn: "URN:CNFX:ME:HOUSINGFRAME"
    interface_type: "physical-logic-coupled"
  mounting-brackets:
    type: "component"
    urn: "URN:CNFX:ME:MOUNTING_BRACKETS"
    interface_type: "physical-logic-coupled"
  insulationshielding:
    type: "component"
    urn: "URN:CNFX:ME:INSULATIONSHIELDING"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 9001:2015 QUALITY MANAGEMENT SYSTEMS"
    scope: "Verified Engineering Specification"
  - standard: "CE MARKING (EU DIRECTIVE 2014/35/EU FOR LOW VOLTAGE EQUIPMENT)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/magnet-assembly.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "52bf664c7cddf2eb79ecb07bcb5795834559a0328731d9ce07ccc17c0274d77e"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Magnet Assembly

## 1. Technical Definition
A magnetic component assembly designed for integration into float systems to provide controlled magnetic force.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.5-2.5 Tesla magnetic flux density at 20-80°C ambient temperature**. Failure boundary: **3.0 Tesla magnetic flux density or 150°C coil temperature**, Mechanism: **Curie temperature transition at 150°C causing permanent magnetic domain randomization, or magnetic saturation beyond 3.0T leading to irreversible flux leakage**.

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Eddy current heating from AC ripple exceeding 5% of DC bias in float system fluid | 8 | Thermal demagnetization reducing magnetic force by 40% within 100 operating hours | Laminated silicon steel core with 0.35mm thickness and epoxy encapsulation for thermal isolation |
| Corrosive ion penetration (Cl⁻ &gt; 100ppm) through epoxy-coil interface at pH &lt; 5.5 | 8 | Copper winding corrosion increasing resistance from 2.5Ω to 15Ω, causing 85% force reduction | Parylene-C coating (25μm) with hermetic laser welding at magnet-housing interface |

## 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**: **Magnet Charging System**, **Precision Assembly Fixture**, **Magnetic Field Testing Equipment**  
**Downstream Applications**: Float Level Indicators, Magnetic Level Gauges, Magnetic Float Switches  

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

### Q: What are the key differences between NdFeB and SmCo magnets in these assemblies?
**A**: NdFeB magnets offer the highest magnetic strength but are more susceptible to corrosion and temperature degradation, while SmCo magnets provide excellent temperature stability and corrosion resistance with slightly lower strength, making them ideal for harsh industrial environments.

### Q: How do these magnet assemblies integrate with float systems in machinery?
**A**: These assemblies are designed with precise mounting brackets and housings that allow seamless integration into float systems, providing controlled magnetic force for applications like level sensing, position control, and material handling in industrial equipment.

### Q: What insulation and shielding options are available for these magnet assemblies?
**A**: We offer various insulation and shielding materials including epoxy coatings, nickel plating, and specialized composite shields to protect magnets from corrosion, demagnetization, and interference, ensuring reliable performance in demanding machinery applications.

## 6. Manufacturing Compliance
- ISO 9001:2015 QUALITY MANAGEMENT SYSTEMS
- CE MARKING (EU DIRECTIVE 2014/35/EU FOR LOW VOLTAGE EQUIPMENT)

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Magnet Assembly](https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/magnet-assembly)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **4** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: MAGNET_ASSEMBLY | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 042ec5db
