---
title: "Air Filter/Dryer"
industry: "Machinery and Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:AIR_FILTERDRYER"
  data_integrity_hash: "14cf48c9e9a05307fbff72bc08fedbfe"
  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:AIR_FILTERDRYER"
  data_source_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/air-filterdryer.md"
  official_resource_url: "https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/air-filterdryer"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.5-16 bar (7.25-232 psi) at 20-40°C ambient temperature"
    unit: "Nm³/min"
engineering_limits:
  max_safe_operating_point:
    value: 3
    unit: "°C"
    consequence: "Adsorbent saturation (activated alumina/desiccant reaching 85% moisture capacity) causing water vapor breakthrough, or filter media pore clogging exceeding 0.5 bar differential pressure"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Compressed air oil aerosol contamination exceeding 0.01 mg/m³"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Upstream coalescing filter with 0.01 μm efficiency at 99.99% and automatic drain valve"
  - node_2:
      trigger: "Cyclic thermal loading from 100+ daily adsorption/regeneration cycles"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Pressure swing adsorption design with thermal mass flow controllers maintaining ±2°C regeneration temperature"
bom_nodes:
  filter-housing:
    type: "part"
    urn: "URN:CNFX:ME:FILTER_HOUSING"
    interface_type: "physical-logic-coupled"
  coalescing-filter-element:
    type: "component"
    urn: "URN:CNFX:ME:COALESCING_FILTER_ELEMENT"
    interface_type: "physical-logic-coupled"
  desiccant-bed:
    type: "component"
    urn: "URN:CNFX:ME:DESICCANT_BED"
    interface_type: "physical-logic-coupled"
  drain-valve:
    type: "part"
    urn: "URN:CNFX:ME:DRAIN_VALVE"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 8573-1:2010 (COMPRESSED AIR PURITY CLASSES)"
    scope: "Verified Engineering Specification"
  - standard: "ANSI/ASHRAE 52.2-2017 (AIR-CLEANING DEVICE EFFICIENCY)"
    scope: "Verified Engineering Specification"
  - standard: "DIN EN 1822-1:2019 (HIGH EFFICIENCY AIR FILTERS CLASSIFICATION)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/air-filterdryer.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "8498b58ee500b41cdfa02283336b0a785d4f767311754cab5a235b5c7894cbcf"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Air Filter/Dryer

## 1. Technical Definition
A component that removes contaminants and moisture from compressed air in purge systems.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.5-16 bar (7.25-232 psi) at 20-40°C ambient temperature**. Failure boundary: **Dew point suppression failure at +3°C above ambient temperature or 0.1 mg/m³ particulate breakthrough**, Mechanism: **Adsorbent saturation (activated alumina/desiccant reaching 85% moisture capacity) causing water vapor breakthrough, or filter media pore clogging exceeding 0.5 bar differential pressure**.

### 2.1 Analytical Physics Model
Governed by the **Darcy-Weisbach Pressure Drop**:

> **Primary Equation**: $\Delta P = f \cdot \frac{L}{D} \cdot \frac{\rho v^2}{2}$  
> **Engineering Impact**: Critical for sizing CIP (Clean-In-Place) pump heads.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| f | Friction Factor | Engineering Constant |
| L | Pipe Length | Engineering Constant |
| v | Velocity | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Compressed air oil aerosol contamination exceeding 0.01 mg/m³ | 8 | Desiccant bed poisoning and permanent capacity reduction to &lt;30% of design | Upstream coalescing filter with 0.01 μm efficiency at 99.99% and automatic drain valve |
| Cyclic thermal loading from 100+ daily adsorption/regeneration cycles | 8 | Desiccant bead fracturing creating 5-20 μm fines that bypass filter media | Pressure swing adsorption design with thermal mass flow controllers maintaining ±2°C regeneration temperature |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| spec | Config-dependent | Nm³/min | Verified |

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Filter Housing](https://cnfx.com/llms/industry/chemical-manufacturing/product/filter-housing.md) `(Standalone System)`
- [Drain Valve](https://cnfx.com/llms/industry/rubber-and-plastic-product-manufacturing/product/drain-valve.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Air Compressor**, **Air Receiver Tank**, **FRL Unit (Filter-Regulator-Lubricator)**  
**Downstream Applications**: Pneumatic Cylinders, Spray Painting Systems, Packaging Machinery  

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

### Q: How does this air filter/dryer remove moisture from compressed air?
**A**: The unit uses a two-stage process: first, a coalescing filter element captures liquid contaminants and particulates; then, an activated alumina/silica gel desiccant bed adsorbs moisture vapor, delivering dry, clean air for purge systems.

### Q: What maintenance is required for the desiccant bed?
**A**: The desiccant bed requires periodic regeneration or replacement based on air flow rates and moisture levels. The integrated drain valve automates condensate removal, extending desiccant life and maintaining efficiency.

### Q: Why is stainless steel housing important for this application?
**A**: Stainless steel provides corrosion resistance, durability in industrial environments, and compatibility with various compressed air systems, ensuring long-term reliability and preventing contamination from housing degradation.

## 6. Manufacturing Compliance
- ISO 8573-1:2010 (COMPRESSED AIR PURITY CLASSES)
- ANSI/ASHRAE 52.2-2017 (AIR-CLEANING DEVICE EFFICIENCY)
- DIN EN 1822-1:2019 (HIGH EFFICIENCY AIR FILTERS CLASSIFICATION)

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Air Filter/Dryer](https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/air-filterdryer)**

### 🌐 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**: AIR_FILTERDRYER | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: ed67a579
