---
title: "Cooling Jacket"
industry: "Machinery and Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:COOLING_JACKET"
  data_integrity_hash: "e97bcfc37b4bfd4cc63e4fa1c67a568c"
  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:COOLING_JACKET"
  data_source_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/cooling-jacket.md"
  official_resource_url: "https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/cooling-jacket"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.5-3.0 MPa (5-30 bar) at 10-25°C inlet temperature, flow rate 15-40 L/min"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 0.8
    unit: "MPa"
    consequence: "Thermal fatigue from cyclic temperature gradients exceeding 150°C/min, cavitation at vapor pressure below 0.1 MPa (1 bar absolute), and calcium carbonate scaling at Langelier Saturation Index &gt; 0.5"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Coolant pump impeller erosion from 50 ppm suspended solids exceeding 5 μm particle size"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Install 3 μm absolute filtration with differential pressure monitoring at 0.15 MPa (1.5 bar)"
  - node_2:
      trigger: "Glycol degradation forming formic acid at pH &lt; 6.5 over 2000 operating hours"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Implement automated pH monitoring with 25% ethylene glycol concentration control ±2%"
bom_nodes:
  coolant-inlet-port:
    type: "component"
    urn: "URN:CNFX:ME:COOLANT_INLET_PORT"
    interface_type: "physical-logic-coupled"
  coolant-outlet-port:
    type: "component"
    urn: "URN:CNFX:ME:COOLANT_OUTLET_PORT"
    interface_type: "physical-logic-coupled"
  cooling-channels:
    type: "component"
    urn: "URN:CNFX:ME:COOLING_CHANNELS"
    interface_type: "physical-logic-coupled"
  sealing-gaskets:
    type: "component"
    urn: "URN:CNFX:ME:SEALING_GASKETS"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 9001:2015 QUALITY MANAGEMENT SYSTEMS"
    scope: "Verified Engineering Specification"
  - standard: "CE MARKING (PRESSURE EQUIPMENT DIRECTIVE 2014/68/EU)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/cooling-jacket.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "3df0a83758968a479f0e205bf008304e48dc22024d705027fca1e96eab2f997e"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Cooling Jacket

## 1. Technical Definition
A cooling component that surrounds and regulates the temperature of a high-speed spindle to prevent overheating during operation.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.5-3.0 MPa (5-30 bar) at 10-25°C inlet temperature, flow rate 15-40 L/min**. Failure boundary: **Pressure drop exceeding 0.8 MPa (8 bar) across jacket, coolant temperature exceeding 60°C, or flow rate below 8 L/min**, Mechanism: **Thermal fatigue from cyclic temperature gradients exceeding 150°C/min, cavitation at vapor pressure below 0.1 MPa (1 bar absolute), and calcium carbonate scaling at Langelier Saturation Index &gt; 0.5**.

### 2.1 Analytical Physics Model
Governed by the **LMTD Logarithmic Mean Temperature Difference**:

> **Primary Equation**: $Q = U \cdot A \cdot \Delta T_{lm}$  
> **Engineering Impact**: Sizing validation for pasteurization and cooling tunnels.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| U | Heat Transfer Coeff | Engineering Constant |
| A | Area | Engineering Constant |
| \Delta T_{lm} | LMTD | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Coolant pump impeller erosion from 50 ppm suspended solids exceeding 5 μm particle size | 8 | Flow reduction to 5 L/min causing spindle temperature rise to 120°C | Install 3 μm absolute filtration with differential pressure monitoring at 0.15 MPa (1.5 bar) |
| Glycol degradation forming formic acid at pH &lt; 6.5 over 2000 operating hours | 8 | Copper tube corrosion at 0.5 mm/year leading to pinhole leaks at 0.3 MPa (3 bar) | Implement automated pH monitoring with 25% ethylene glycol concentration control ±2% |

## 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**: **Coolant Circulation System**, **Temperature Controller Unit**, **High-Speed Spindle Power Supply**  
**Downstream Applications**: Precision Machined Components, CNC Machined Parts, High-Tolerance Industrial Equipment  

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

### Q: What materials are used in this cooling jacket and why?
**A**: This cooling jacket is constructed from stainless steel for durability and corrosion resistance, aluminum alloy for lightweight heat dissipation, and copper for superior thermal conductivity in critical areas, ensuring optimal temperature regulation for high-speed spindles.

### Q: How does this cooling jacket prevent spindle overheating?
**A**: The jacket surrounds the spindle with precisely engineered cooling channels that circulate coolant, efficiently absorbing and dissipating heat generated during high-speed operation. This maintains consistent operating temperatures and prevents thermal damage to spindle components.

### Q: What maintenance does this cooling jacket require?
**A**: Regular inspection of sealing gaskets for leaks, cleaning of coolant inlet/outlet ports to prevent clogging, and monitoring coolant quality are recommended. The durable materials minimize frequent maintenance, but periodic checks ensure long-term reliability in industrial environments.

## 6. Manufacturing Compliance
- ISO 9001:2015 QUALITY MANAGEMENT SYSTEMS
- CE MARKING (PRESSURE EQUIPMENT DIRECTIVE 2014/68/EU)

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Cooling Jacket](https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/cooling-jacket)**

### 🌐 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**: COOLING_JACKET | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 96a26e29
