Industry-Verified Manufacturing Data (2026)

Mixing Impeller

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Mixing Impeller used in the Machinery and Equipment Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Mixing Impeller is characterized by the integration of Blade and Hub. In industrial production environments, manufacturers listed on CNFX commonly emphasize Stainless Steel (e.g., 304, 316L) construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A rotating component within a mixing tank that agitates and homogenizes coating slurry through fluid movement.

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Product Specifications

Technical details and manufacturing context for Mixing Impeller

Definition
The mixing impeller is a critical mechanical part of a coating slurry mixing tank, designed to create controlled fluid motion that ensures uniform distribution of solid particles, pigments, and additives within the liquid medium. It directly influences mixing efficiency, prevents sedimentation, and maintains slurry consistency for downstream coating processes.
Working Principle
The impeller rotates via a connected shaft and motor, converting rotational energy into kinetic energy in the fluid. Its specific blade geometry (e.g., axial, radial, or mixed flow) generates flow patterns—such as pumping, shearing, or turbulence—that promote particle suspension, dispersion, and blending of the coating slurry components.
Common Materials
Stainless Steel (e.g., 304, 316L), Carbon Steel, Specialty Alloys (for corrosion resistance)
Technical Parameters
  • Diameter of the impeller, critical for determining flow rate, power draw, and tank size compatibility. (mm) Per Request
Components / BOM
  • Blade
    Primary surface that contacts and imparts energy to the fluid, creating flow and shear.
    Material: Stainless Steel
  • Hub
    Central mounting point that connects the blades to the drive shaft, transmitting torque.
    Material: Steel Alloy
  • Shaft Connection
    Interface (e.g., keyway, clamp) that secures the impeller to the mixing tank's drive shaft.
    Material: Steel
Engineering Reasoning
0.5-15 m/s tip speed, 0.1-5.0 kW power input, 10-1000 Pa shear stress
Material yield strength exceeded at 250 MPa von Mises stress, fatigue limit at 10^7 cycles with 150 MPa alternating stress, critical Reynolds number > 10^5 for turbulent cavitation onset
Design Rationale: High-cycle fatigue from cyclic bending stresses at blade root due to fluid-structure interaction, cavitation erosion from local pressure drops below vapor pressure (2.34 kPa at 20°C), abrasive wear from particle impacts exceeding material hardness (6.0 GPa for tungsten carbide coating)
Risk Mitigation (FMEA)
Trigger Solid particle concentration exceeding 40% by volume in slurry
Mode: Progressive abrasive wear reducing blade thickness below 2 mm design minimum
Strategy: Hardface coating application with tungsten carbide (HV 1400) and particle size control to <50 μm
Trigger Resonant excitation at 47.5 Hz matching blade natural frequency
Mode: High-cycle fatigue crack initiation at blade root stress concentration (Kt=3.2)
Strategy: Stiffener rib design increasing natural frequency to 65 Hz and stress relief radius of 5 mm

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Mixing Impeller.

stainless steel mixing impeller for slurry corrosion resistant coating slurry agitator industrial mixing impeller blade and hub high torque mixing impeller shaft connection specialty alloy impeller for chemical mixing

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Coating Slurry Mixing Tank
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Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric to 10 bar
flow rate: Up to 500 m³/h
temperature: -20°C to 150°C
slurry concentration: Up to 60% solids by weight
Media Compatibility
✓ Water-based coating slurries ✓ Solvent-based coating systems ✓ Ceramic/polymer composite slurries
Unsuitable: Highly abrasive slurries with >60% hard particles (e.g., silica sand)
Sizing Data Required
  • Tank volume (m³)
  • Desired mixing intensity (Reynolds number or power number)
  • Slurry viscosity (cP)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Fatigue cracking
Cause: Cyclic stress from turbulent flow, material defects, or improper welding leading to crack initiation and propagation at stress concentration points like blade roots or welds.
Corrosion-erosion
Cause: Combined chemical attack and mechanical wear from aggressive process fluids, improper material selection for the service environment, or inadequate protective coatings.
Maintenance Indicators
  • Excessive vibration or unusual noise (grinding, knocking) during operation indicating imbalance, wear, or loose components.
  • Visible cracks, pitting, or material loss on impeller blades or hub observed during inspection.
Engineering Tips
  • Implement dynamic balancing after any repair or modification and conduct regular vibration analysis to detect early imbalance or structural issues.
  • Select corrosion-resistant alloys (e.g., duplex stainless steels, nickel alloys) matched to the process chemistry and consider protective coatings or cathodic protection where applicable.

Compliance & Manufacturing Standards

Reference Standards
ISO 2858:2012 - End-suction centrifugal pumps (Designation, nominal duty point and dimensions) ANSI/ASME B73.1-2012 - Specification for Horizontal End Suction Centrifugal Pumps for Chemical Process DIN 24256:1986 - End-suction centrifugal pumps; nominal duty point, main dimensions
Manufacturing Precision
  • Bore diameter: +/-0.025mm
  • Impeller blade thickness uniformity: +/-0.1mm
Quality Inspection
  • Dye Penetrant Test for surface crack detection
  • Dynamic Balancing Test to ISO 1940-1 Grade G6.3

Factories Producing Mixing Impeller

Verified manufacturers with capability to produce this product in China

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✓ 93% Supplier Capability Match Found

P Procurement Specialist from Germany Jan 19, 2026
★★★★★
"Found 21+ suppliers for Mixing Impeller on CNFX, but this spec remains the most cost-effective."
Technical Specifications Verified
T Technical Director from Brazil Jan 16, 2026
★★★★★
"The technical documentation for this Mixing Impeller is very thorough, especially regarding technical reliability."
Technical Specifications Verified
P Project Engineer from Canada Jan 13, 2026
★★★★★
"Reliable performance in harsh Machinery and Equipment Manufacturing environments. No issues with the Mixing Impeller so far."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

5 sourcing managers are analyzing this specification now. Last inquiry for Mixing Impeller from USA (59m ago).

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Frequently Asked Questions

What materials are best for mixing impellers in corrosive environments?

For corrosive environments like coating slurry applications, 316L stainless steel or specialty alloys (e.g., Hastelloy, duplex steels) offer optimal corrosion resistance and durability compared to standard 304 stainless or carbon steel.

How does impeller design affect slurry homogenization efficiency?

Impeller design (blade shape, angle, size) directly impacts fluid movement patterns, shear rates, and mixing energy. Properly engineered impellers ensure uniform slurry consistency, prevent settling, and improve coating quality with reduced power consumption.

What maintenance is required for industrial mixing impellers?

Regular inspection for wear, corrosion, or blade damage; checking shaft connection integrity; and cleaning to prevent buildup. Material selection matching the slurry chemistry minimizes maintenance frequency and extends service life.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data Specifications verified by CNFX Industrial Index (v2.6.03) for Machinery and Equipment Manufacturing sector.

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