---
title: "Polypropylene Injection Molded Gear Wheel"
industry: "Manufacture of Plastic Products"
verification_protocol:
  urn: "URN:CNFX:ME:POLYPROPYLENE_INJECTION_MOLDED_GEAR_WHEEL"
  data_integrity_hash: "92057c3493331ee44f07533799c245fc"
  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:POLYPROPYLENE_INJECTION_MOLDED_GEAR_WHEEL"
  data_source_uri: "https://cnfx.com/llms/industry/plastic-products-manufacturing/product/polypropylene-injection-molded-gear-wheel.md"
  official_resource_url: "https://cnfx.com/industry/plastic-products-manufacturing/product/polypropylene-injection-molded-gear-wheel"
  is_verified_logic: true
attributes:
  primary_spec:
    status: "config-dependent"
    typical_range: "0-120°C temperature, 0-1500 RPM rotational speed, 0-50 N·m torque"
    unit: "mm"
  secondary_spec:
    status: "config-dependent"
    typical_range: "0-120°C temperature, 0-1500 RPM rotational speed, 0-50 N·m torque"
    unit: "teeth"
engineering_limits:
  max_safe_operating_point:
    value: 105
    unit: "°C"
    consequence: "Thermal degradation above glass transition temperature causing polymer chain mobility and creep, cyclic fatigue from alternating stress exceeding endurance limit leading to crack propagation"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Inadequate mold cooling causing residual thermal stresses of 8-12 MPa"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Conformal cooling channels maintaining 60±2°C mold temperature with 3-second cooling time per mm thickness"
  - node_2:
      trigger: "Polymer chain orientation anisotropy from 80 MPa injection pressure"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Mold flow analysis optimizing gate location for balanced filling with 0.5-second packing phase at 40 MPa"
bom_nodes:
  gear-hub:
    type: "component"
    urn: "URN:CNFX:ME:GEAR_HUB"
    interface_type: "physical-logic-coupled"
  tooth-ring:
    type: "component"
    urn: "URN:CNFX:ME:TOOTH_RING"
    interface_type: "physical-logic-coupled"
  reinforcement-ribs:
    type: "component"
    urn: "URN:CNFX:ME:REINFORCEMENT_RIBS"
    interface_type: "physical-logic-coupled"
  keyway:
    type: "component"
    urn: "URN:CNFX:ME:KEYWAY"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 1328-1:2013 (CYLINDRICAL GEARS - ISO SYSTEM OF FLANK TOLERANCE CLASSIFICATION)"
    scope: "Verified Engineering Specification"
  - standard: "DIN 5480-1:2006 (INVOLUTE SPLINES BASED ON REFERENCE DIAMETERS)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/plastic-products-manufacturing/product/polypropylene-injection-molded-gear-wheel.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "8e15ec2aec439d52cb01b35ed8a004bc10e7f1e869148a7f6d544264b77603e7"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Polypropylene Injection Molded Gear Wheel

## 1. Technical Definition
Precision plastic gear component manufactured via injection molding for mechanical power transmission.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0-120°C temperature, 0-1500 RPM rotational speed, 0-50 N·m torque**. Failure boundary: **Glass transition temperature of 105°C, yield stress of 35 MPa, fatigue limit at 10⁷ cycles under 15 MPa alternating stress**, Mechanism: **Thermal degradation above glass transition temperature causing polymer chain mobility and creep, cyclic fatigue from alternating stress exceeding endurance limit leading to crack propagation**.

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Inadequate mold cooling causing residual thermal stresses of 8-12 MPa | 8 | Warpage exceeding 0.2 mm flatness deviation causing gear misalignment | Conformal cooling channels maintaining 60±2°C mold temperature with 3-second cooling time per mm thickness |
| Polymer chain orientation anisotropy from 80 MPa injection pressure | 8 | Anisotropic shrinkage of 1.2-1.8% causing dimensional instability and tooth profile deviation | Mold flow analysis optimizing gate location for balanced filling with 0.5-second packing phase at 40 MPa |

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

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Industrial Chiller**, **Hopper Dryer**, **Robotic Unloader**  
**Downstream Applications**: Automotive Transmission Components, Medical Device Gears, Consumer Electronics Gear Assemblies  

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

### Q: What are the advantages of using polypropylene for injection molded gear wheels?
**A**: Polypropylene offers excellent chemical resistance, low moisture absorption, and good fatigue resistance, making it ideal for durable gear components in various industrial environments.

### Q: Can these gear wheels operate in high-temperature environments?
**A**: Standard polypropylene gears typically operate up to 100°C, while glass-filled polypropylene variants can withstand higher temperatures with improved dimensional stability and strength.

### Q: What customization options are available for the tooth profile and specifications?
**A**: We offer custom tooth profiles (including spur, helical, and bevel), various pressure angles, multiple module sizes, and tailored face widths to meet specific mechanical transmission requirements.

## 6. Manufacturing Compliance
- ISO 1328-1:2013 (CYLINDRICAL GEARS - ISO SYSTEM OF FLANK TOLERANCE CLASSIFICATION)
- DIN 5480-1:2006 (INVOLUTE SPLINES BASED ON REFERENCE DIAMETERS)

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Polypropylene Injection Molded Gear Wheel](https://cnfx.com/industry/plastic-products-manufacturing/product/polypropylene-injection-molded-gear-wheel)**

### 🌐 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**: POLYPROPYLENE_INJECTION_MOLDED_GEAR_WHEEL | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 6d307db9
