---
title: "Vibratory Roller"
industry: "Machinery and Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:VIBRATORY_ROLLER"
  data_integrity_hash: "3637da5340c26dacdfa1a7bda343ef30"
  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:VIBRATORY_ROLLER"
  data_source_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/vibratory-roller.md"
  official_resource_url: "https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/vibratory-roller"
  is_verified_logic: true
attributes:
  primary_spec:
    status: "config-dependent"
    typical_range: "0.8-2.5 MPa hydraulic pressure, 25-50 Hz vibration frequency, 1.5-2.5 kN centrifugal force"
    unit: "tonnes"
engineering_limits:
  max_safe_operating_point:
    value: 3.2
    unit: "MPa"
    consequence: "Hydraulic fluid viscosity breakdown at 90°C reduces lubrication film thickness below 5 μm, causing metal-to-metal contact in eccentric bearing assembly"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Hydraulic fluid contamination exceeding ISO 4406 18/16/13 cleanliness level"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Install 3 μm absolute beta₃≥200 filtration with pressure differential monitoring at 0.35 bar threshold"
  - node_2:
      trigger: "Eccentric weight bearing lubrication starvation for &gt;120 seconds at full amplitude"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Implement dual-redundant oil mist lubrication system with 0.15 L/min flow verification sensors"
bom_nodes:
  vibratory-drum:
    type: "part"
    urn: "URN:CNFX:ME:VIBRATORY_DRUM"
    interface_type: "physical-logic-coupled"
  eccentric-weight-assembly:
    type: "part"
    urn: "URN:CNFX:ME:ECCENTRIC_WEIGHT_ASSEMBLY"
    interface_type: "physical-logic-coupled"
  vibration-motor:
    type: "part"
    urn: "URN:CNFX:ME:VIBRATION_MOTOR"
    interface_type: "physical-logic-coupled"
  operator-cab:
    type: "part"
    urn: "URN:CNFX:ME:OPERATOR_CAB"
    interface_type: "physical-logic-coupled"
  sprinkler-system:
    type: "part"
    urn: "URN:CNFX:ME:SPRINKLER_SYSTEM"
    interface_type: "physical-logic-coupled"
  compaction-meter:
    type: "part"
    urn: "URN:CNFX:ME:COMPACTION_METER"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 9001:2015 - QUALITY MANAGEMENT SYSTEMS"
    scope: "Verified Engineering Specification"
  - standard: "ISO 50001:2018 - ENERGY MANAGEMENT SYSTEMS"
    scope: "Verified Engineering Specification"
  - standard: "CE MARKING - MACHINERY DIRECTIVE 2006/42/EC"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/vibratory-roller.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "adad299301131f11fc28aa3a646e6d3372317245f084a5a5e986bfd8ad71aacd"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Vibratory Roller

## 1. Technical Definition
A heavy construction machine used to compact soil, asphalt, concrete, or other materials through vibration and static weight.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.8-2.5 MPa hydraulic pressure, 25-50 Hz vibration frequency, 1.5-2.5 kN centrifugal force**. Failure boundary: **Hydraulic pressure exceeding 3.2 MPa causes seal extrusion, vibration frequency exceeding 55 Hz induces resonance with frame natural frequency of 58 Hz**, Mechanism: **Hydraulic fluid viscosity breakdown at 90°C reduces lubrication film thickness below 5 μm, causing metal-to-metal contact in eccentric bearing assembly**.

### 2.1 Analytical Physics Model
Governed by the **Harmonic Vibration Force Generation**:

> **Primary Equation**: $F_e = m \cdot r \cdot \omega^2 \sin(\omega t)$  
> **Engineering Impact**: Calculates centrifugal force for vibratory sifters/feeders.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| m | Eccentric Mass | Engineering Constant |
| r | Radius | Engineering Constant |
| \omega | Angular Frequency | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Hydraulic fluid contamination exceeding ISO 4406 18/16/13 cleanliness level | 8 | Servo valve spool sticking with &gt;0.5 mm displacement error | Install 3 μm absolute beta₃≥200 filtration with pressure differential monitoring at 0.35 bar threshold |
| Eccentric weight bearing lubrication starvation for &gt;120 seconds at full amplitude | 8 | Bearing cage fracture at 650°C localized temperature with 15 μm radial clearance expansion | Implement dual-redundant oil mist lubrication system with 0.15 L/min flow verification sensors |

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

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Vibratory Drum](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/vibratory-drum.md) `(Standalone System)`
- [Eccentric Weight Assembly](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/eccentric-weight-assembly.md) `(Standalone System)`
- [Vibration Motor](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/vibration-motor.md) `(Standalone System)`
- [Operator Cab](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/operator-cab.md) `(Standalone System)`
- [Sprinkler System](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/sprinkler-system.md) `(Standalone System)`
- [Compaction Meter](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/compaction-meter.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Asphalt Paver**, **Water Truck**, **Material Transfer Vehicle**  
**Downstream Applications**: Compacted Road Base, Dense Asphalt Pavement, Stabilized Soil Foundation  

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

### Q: What materials can a vibratory roller compact?
**A**: Vibratory rollers are designed to compact soil, asphalt, concrete, and granular materials using vibration and static weight for optimal density.

### Q: How does the vibration system work in a vibratory roller?
**A**: The vibration system uses an eccentric weight assembly driven by a vibration motor to generate centrifugal force, creating vibrations that enhance compaction efficiency.

### Q: What is the purpose of the sprinkler system on a vibratory roller?
**A**: The sprinkler system prevents asphalt or other materials from sticking to the drum, ensuring smooth operation and consistent compaction results.

## 6. Manufacturing Compliance
- ISO 9001:2015 - QUALITY MANAGEMENT SYSTEMS
- ISO 50001:2018 - ENERGY MANAGEMENT SYSTEMS
- CE MARKING - MACHINERY DIRECTIVE 2006/42/EC

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Vibratory Roller](https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/vibratory-roller)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **6** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: VIBRATORY_ROLLER | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 1954ab74
