---
title: "Suction Box"
industry: "Paper Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:SUCTION_BOX"
  data_integrity_hash: "3f1fb19fa3fa396349f447c417992c59"
  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:SUCTION_BOX"
  data_source_uri: "https://cnfx.com/llms/industry/paper-manufacturing/product/suction-box.md"
  official_resource_url: "https://cnfx.com/industry/paper-manufacturing/product/suction-box"
  is_verified_logic: true
attributes:
  primary_spec:
    status: "config-dependent"
    typical_range: "0.8-1.2 bar vacuum (80-120 kPa absolute pressure)"
    unit: "m³/h"
engineering_limits:
  max_safe_operating_point:
    value: 0.65
    unit: "bar"
    consequence: "Cavitation-induced impeller erosion due to vapor bubble collapse at NPSHa &lt; 3.0 m"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Filter clogging exceeding 150 Pa pressure drop"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Differential pressure sensor with automatic bypass at 120 Pa"
  - node_2:
      trigger: "Seal degradation from abrasive particles &gt; 50 μm concentration"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Cyclone separator with 99% efficiency at 25 μm cut-point"
bom_nodes:
  inlet-port-0:
    type: "component"
    urn: "URN:CNFX:ME:INLET_PORT_0"
    interface_type: "physical-logic-coupled"
  vacuum-connection-1:
    type: "component"
    urn: "URN:CNFX:ME:VACUUM_CONNECTION_1"
    interface_type: "physical-logic-coupled"
  discharge-valve-2:
    type: "part"
    urn: "URN:CNFX:ME:DISCHARGE_VALVE"
    interface_type: "physical-logic-coupled"
  pressure-relief-valve-3:
    type: "part"
    urn: "URN:CNFX:ME:PRESSURE_RELIEF_VALVE"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 1219-1:2012 (FLUID POWER SYSTEMS AND COMPONENTS)"
    scope: "Verified Engineering Specification"
  - standard: "ANSI/ASME B46.1-2019 (SURFACE TEXTURE)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/paper-manufacturing/product/suction-box.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "55dd7927706bb1db85af56fcfc374ecaedc2847c34b5a9a1028b4b3c1380be63"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Suction Box

## 1. Technical Definition
A component that creates negative pressure to collect and transport materials within an industrial system

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.8-1.2 bar vacuum (80-120 kPa absolute pressure)**. Failure boundary: **0.65 bar vacuum (65 kPa absolute pressure) at 20°C ambient**, Mechanism: **Cavitation-induced impeller erosion due to vapor bubble collapse at NPSHa &lt; 3.0 m**.

### 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 |
| :--- | :--- | :--- | :--- |
| Filter clogging exceeding 150 Pa pressure drop | 8 | Motor overload trip at 110% rated current for 30 seconds | Differential pressure sensor with automatic bypass at 120 Pa |
| Seal degradation from abrasive particles &gt; 50 μm concentration | 8 | Vacuum loss below 0.9 bar at maximum flow rate | Cyclone separator with 99% efficiency at 25 μm cut-point |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| primary_spec | Config-dependent | m³/h | Verified |

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Discharge Valve](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/discharge-valve.md) `(Standalone System)`
- [Pressure Relief Valve](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/pressure-relief-valve.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Vacuum Pump**, **Moisture Separator**, **Control Panel**  
**Downstream Applications**: Paper Rolls, Cardboard Sheets, Tissue Paper  

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

### Q: What materials are available for the suction box in paper manufacturing?
**A**: Our suction boxes are available in stainless steel for high durability and corrosion resistance, or polypropylene for chemical resistance and lighter weight applications in paper manufacturing processes.

### Q: How does the suction box create negative pressure for material transport?
**A**: The suction box connects to a vacuum system through the vacuum connection port, creating controlled negative pressure that efficiently collects and transports paper materials, fibers, or waste through the industrial system.

### Q: What safety features are included in the suction box design?
**A**: Each suction box includes a pressure relief valve to prevent over-pressurization, along with a discharge valve for controlled material release and an inlet port designed for optimal flow and system integration.

## 6. Manufacturing Compliance
- ISO 1219-1:2012 (FLUID POWER SYSTEMS AND COMPONENTS)
- ANSI/ASME B46.1-2019 (SURFACE TEXTURE)

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Suction Box](https://cnfx.com/industry/paper-manufacturing/product/suction-box)**

### 🌐 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**: SUCTION_BOX | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: aa363bc4
