Precision Pump Casing

Precision Pump Casing

5-axis CNC machined pump casing ensuring dimensional accuracy, surface integrity, and reliable sealing performance.

MaterialsStainless Steel, Carbon Steel, Cast Iron
ProcessesCNC Machining
Tolerance±0.01mm
StandardISO 9906 / DIN EN 733
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Overview

Precision-machined pump casings manufactured on 5-axis CNC machining centers. Our casings are engineered to maintain precise internal geometries that ensure optimal hydraulic performance and reliable sealing under pressure.

Key Features

  • 5-axis machining: Complex internal volute profiles machined in a single setup for maximum accuracy
  • Pressure-rated: Designed and tested for various pressure ratings up to 25 bar
  • Surface finish: Ra 3.2 on internal flow surfaces, Ra 1.6 on sealing surfaces
  • Material certification: Full material traceability with EN 10204 3.1 certificates

Manufacturing Process

  1. Casting or forging — Base material prepared per design specifications
  2. 5-axis CNC machining — Volute, flange, and sealing surfaces machined to tight tolerances
  3. Pressure testing — Hydrostatic testing at 1.5x rated pressure
  4. Final inspection — CMM verification of all critical dimensions

Specifications

Specification Value
Material Stainless Steel 316L / Carbon Steel / Cast Iron
Process CNC Machining (Milling & Turning)
Tolerance ±0.01mm
Standard ISO 9906 / DIN EN 733
Surface Finish Machined / Deburred
Weight Range 0.5 - 50 kg

Applications

  • Centrifugal pump systems
  • Chemical and petrochemical processing
  • Water treatment facilities
  • Power generation cooling systems

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