INDUSTRY COMPONENT

Impeller/Gears

Impeller/Gears are precision components that transfer rotational energy to fluid movement in industrial pumps.

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Component Specifications

Definition
Impeller/Gears are critical rotating components within centrifugal and positive displacement pumps. The impeller converts rotational kinetic energy into fluid pressure and flow, while gears (in gear pumps) mesh to create chambers that trap and move fluid. These components work in tandem to ensure efficient fluid transfer, pressure generation, and system reliability across various industrial applications.
Working Principle
Impellers operate on centrifugal force: rotation accelerates fluid outward, increasing pressure. Gears in gear pumps operate on positive displacement: rotating gears create expanding cavities to draw in fluid, then meshing teeth force fluid out under pressure. Both mechanisms transform mechanical rotation into controlled hydraulic energy.
Materials
Stainless steel (AISI 316, 304), cast iron, bronze, aluminum alloys, engineered plastics (PEEK, PTFE), or ceramic composites. Material selection depends on fluid compatibility, corrosion resistance, pressure requirements, and wear characteristics.
Technical Parameters
  • Weight 2-50 kg
  • Diameter 50-500 mm
  • Efficiency 85-92%
  • Rotation Speed 500-3600 RPM
  • Pressure Rating Up to 300 bar
Standards
ISO 5199, ISO 2858, DIN 24256, API 610

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Impeller/Gears.

impeller gear pump pump components industrial pump parts fluid transfer centrifugal pump positive displacement hydraulic components Impeller/Gears Impeller/Gears in Machinery and Equipment Manufacturing

Parent Products

This component is used in the following industrial products

Pump

A mechanical device that moves lubricant through a lubrication system by creating flow and pressure.

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Engineering Analysis

Risks & Mitigation
  • Cavitation damage
  • Wear and tear
  • Imbalance leading to vibration
  • Corrosion from aggressive fluids
  • Overheating due to friction
FMEA Triads
Trigger: Cavitation from low inlet pressure
Failure: Pitting and erosion on impeller surfaces
Mitigation: Ensure adequate NPSH, use cavitation-resistant materials, monitor pump performance
Trigger: Misalignment or improper installation
Failure: Excessive vibration and premature gear wear
Mitigation: Follow alignment procedures, use precision tools, conduct vibration analysis

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance
±0.05 mm for critical dimensions, balance tolerance to ISO 1940 G6.3
Test Method
Hydrostatic pressure testing, dynamic balancing, material certification per ASTM/EN standards

Buyer Feedback

★★★★☆ 4.9 / 5.0 (21 reviews)

"The technical documentation for this Impeller/Gears is very thorough, especially regarding technical reliability."

"Reliable performance in harsh Machinery and Equipment Manufacturing environments. No issues with the Impeller/Gears so far."

"Testing the Impeller/Gears now; the technical reliability results are within 1% of the laboratory datasheet."

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Frequently Asked Questions

What is the difference between an impeller and gears in pumps?

Impellers are used in centrifugal pumps to create flow via centrifugal force, while gears are used in gear pumps for positive displacement, trapping and moving fluid between meshing teeth.

How often should impellers/gears be inspected?

Inspect every 6-12 months or per manufacturer guidelines. Check for wear, corrosion, imbalance, or cavitation damage to prevent pump failure.

Can I contact factories directly?

Yes, each factory profile provides direct contact information.

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Impeller/Diaphragm/Piston Impeller/Rotor