---
title: "Starch Slurry Flow Control Orifice Plate"
industry: "Manufacture of Grain Mill Products, Starches and Starch Products"
verification_protocol:
  urn: "URN:CNFX:ME:STARCH_SLURRY_FLOW_CONTROL_ORIFICE_PLATE"
  data_integrity_hash: "308c2fae78a51705aa72297fd0e2c505"
  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:STARCH_SLURRY_FLOW_CONTROL_ORIFICE_PLATE"
  data_source_uri: "https://cnfx.com/llms/industry/manufacture-grain-mill-starches/product/starch-slurry-flow-control-orifice-plate.md"
  official_resource_url: "https://cnfx.com/industry/manufacture-grain-mill-starches/product/starch-slurry-flow-control-orifice-plate"
  is_verified_logic: true
attributes:
  pressure_drop:
    status: "config-dependent"
    typical_range: "0.5-3.0 bar"
    unit: "bar"
  orifice_diameter:
    status: "config-dependent"
    typical_range: "0.5-3.0 bar differential pressure, 0.1-2.0 m/s slurry velocity"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 0.2
    unit: "mm"
    consequence: "Hydro-abrasive wear from starch particle impingement exceeding material yield strength (316L SS: 170 MPa) at fluid shear rates &gt;500 s⁻¹"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Starch particle agglomeration exceeding 200 μm diameter"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Upstream 150 μm mesh filter with differential pressure monitoring at 0.3 bar alarm threshold"
  - node_2:
      trigger: "pH excursion below 4.5 in starch slurry"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Material upgrade to Hastelloy C-276 with electrochemical potential monitoring at -200 mV vs SCE"
bom_nodes:
  orifice-plate-body:
    type: "component"
    urn: "URN:CNFX:ME:ORIFICE_PLATE_BODY"
    interface_type: "physical-logic-coupled"
  sealing-gasket:
    type: "component"
    urn: "URN:CNFX:ME:SEALING_GASKET"
    interface_type: "physical-logic-coupled"
  identification-tag:
    type: "component"
    urn: "URN:CNFX:ME:IDENTIFICATION_TAG"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 5167-2:2022 MEASUREMENT OF FLUID FLOW BY MEANS OF PRESSURE DIFFERENTIAL DEVICES INSERTED IN CIRCULAR CROSS-SECTION CONDUITS RUNNING FULL - PART 2: ORIFICE PLATES"
    scope: "Verified Engineering Specification"
  - standard: "DIN 1952 DURCHFLUSSMESSUNG MIT BLENDEN, DüSEN UND VENTURIROHREN IN VOLL DURCHSTRöMTEN ROHREN MIT KREISQUERSCHNITT"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/manufacture-grain-mill-starches/product/starch-slurry-flow-control-orifice-plate.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "e7435ead639da61e8339630b64c784105e3824e98988538e696ef77c7fa50021"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Starch Slurry Flow Control Orifice Plate

## 1. Technical Definition
Precision-machined plate with calibrated orifice for regulating starch slurry flow in processing lines.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.5-3.0 bar differential pressure, 0.1-2.0 m/s slurry velocity**. Failure boundary: **Orifice edge erosion exceeding 0.2 mm radius deviation from calibrated profile**, Mechanism: **Hydro-abrasive wear from starch particle impingement exceeding material yield strength (316L SS: 170 MPa) at fluid shear rates &gt;500 s⁻¹**.

### 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 |
| :--- | :--- | :--- | :--- |
| Starch particle agglomeration exceeding 200 μm diameter | 8 | Orifice partial blockage causing flow coefficient deviation &gt;5% from design value | Upstream 150 μm mesh filter with differential pressure monitoring at 0.3 bar alarm threshold |
| pH excursion below 4.5 in starch slurry | 8 | Localized pitting corrosion at orifice throat reducing discharge coefficient by &gt;8% | Material upgrade to Hastelloy C-276 with electrochemical potential monitoring at -200 mV vs SCE |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| pressure_drop | Config-dependent | bar | Verified |
| orifice_diameter | Config-dependent | mm | Verified |

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

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Starch Slurry Pump**, **Flow Meter with Transmitter**, **Pressure Regulator Valve**  
**Downstream Applications**: Modified Starch Powder, Starch-Based Sweeteners, Food-Grade Starch Derivatives  

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

### Q: What materials are suitable for starch slurry orifice plates?
**A**: Our orifice plates are available in Stainless Steel 316L for corrosion resistance, Hardened Tool Steel for durability, and Food-Grade Polypropylene for chemical compatibility in starch processing applications.

### Q: How do I select the correct orifice diameter for my starch slurry application?
**A**: The orifice diameter should be selected based on your required flow rate (Cv value), slurry viscosity, and system pressure. Our technical team can help you calculate the optimal diameter for your specific starch processing line.

### Q: What maintenance is required for starch slurry orifice plates?
**A**: Regular inspection for wear, cleaning to prevent starch buildup, and gasket replacement are recommended. The low surface roughness (specified in μm) minimizes particle adhesion and simplifies maintenance in grain processing environments.

## 6. Manufacturing Compliance
- ISO 5167-2:2022 MEASUREMENT OF FLUID FLOW BY MEANS OF PRESSURE DIFFERENTIAL DEVICES INSERTED IN CIRCULAR CROSS-SECTION CONDUITS RUNNING FULL - PART 2: ORIFICE PLATES
- DIN 1952 DURCHFLUSSMESSUNG MIT BLENDEN, DüSEN UND VENTURIROHREN IN VOLL DURCHSTRöMTEN ROHREN MIT KREISQUERSCHNITT

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Starch Slurry Flow Control Orifice Plate](https://cnfx.com/industry/manufacture-grain-mill-starches/product/starch-slurry-flow-control-orifice-plate)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **3** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: STARCH_SLURRY_FLOW_CONTROL_ORIFICE_PLATE | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 034de8f9
