Semi-Open Impeller Pump Manufacturer: Efficiency in Every Flow

Investa Pumps has pioneered a high-performance ANSI series pump range specifically engineered with semi-open impellers for versatile industrial applications. Utilizing our specialized lost wax investment casting process, we ensure each impeller possesses a superior surface finish and precise vane geometry, which are critical for maintaining peak hydraulic efficiency and reducing internal flow turbulence.

These pumps are designed to meet the rigorous demands of handling abrasive slurries, corrosive mineral solutions, and caustic liquids. By adhering to the strictest ASTM metallurgical standards, Investa's semi-open impeller pumps provide an uncompromising fluid transfer solution for the chemical, petrochemical, and brewing industries, ensuring long-term reliability in "Made in India" manufacturing excellence.

Key Engineering Advantages of Semi-Open Impellers

• Advanced Slurry Management: Specifically engineered to handle industrial media with slurry and solid content up to 30-40% without clogging.
• Enhanced Mechanical Stability: Integrated back vanes significantly reduce radial and axial thrust on the bearings, extending the unit's operational life.
• Optimized Hydraulic Geometry: Featuring investment-cast smooth flow passages and an enlarged eye area to facilitate the seamless transfer of viscous and solid-laden fluids.
• High Efficiency in Harsh Service: Delivers superior hydraulic performance and consistent flow rates even when processing challenging slurries, reducing total energy overhead.