Semi-open Impeller Slurry Pumps

 

AQUAFLOW NV Series

Advanced Semi-open Impeller Slurry Pumps for Industrial Applications

Revolutionary Design Meets Superior Performance


Open Impeller Slurry Pumps


The AQUAFLOW NV Series represents the cutting edge in slurry pump technology, combining innovative engineering with robust construction for demanding industrial applications. These high-performance pumps deliver exceptional reliability and efficiency in handling abrasive and corrosive slurries across various industries.

Key Performance Specifications

  • Maximum Capacity: 200 M³/Hr
  • Maximum Head: 80 M
  • Operating Speed Range: 700 - 3,000 RPM
  • Available Sizes: 4 pump configurations
  • Maximum Solid Size: 50 mm

Advanced Engineering Features

Innovative Casing Design

The pump features a concentric casing with tangential discharge nozzle design, ensuring uniform clearance between the impeller and casing. This revolutionary design:

  • Minimizes turbulence and cavitation
  • Significantly extends casing lifespan in abrasive applications
  • Optimizes flow dynamics for superior performance

State-of-the-Art Impeller Technology

Our semi-open vane impeller technology represents the pinnacle of slurry handling innovation:

  • Multi-back vanes reduce solid concentration
  • Lower pressure in sealing chamber
  • Optional configurations include closed, fully-open, and torque flow impellers
  • Advanced back vane design prevents solids infiltration

Maintenance-Friendly Design

  • Back pull-out configuration for simplified maintenance
  • Engineered for minimal maintenance requirements
  • Extended service life through optimized component design
  • Multiple impeller options (3 & 4 design variants) per pump model

Premium Construction Standards

Material Specifications

  • Casing: SSCMA (Standard)
  • Impeller: SSCMA (Standard)
  • Shaft: Premium Stainless Steel
  • Bearing Pedestal: Cast Iron
  • Seal Housing: Cast Iron (Standard)

Technical Specifications

  • Mechanical Seal: SiC vs. SiC faces with Viton elastomer
  • Bearing System: Oil bath for high-temperature applications
  • Drive Options: Vee pulley belt or direct coupling
  • Temperature Range: Standard 80°C, Maximum 120°C
  • Flange Standard: ISO 7005-2 1988 E. PN16

Competitive Advantages

  1. Superior Wear Resistance
    • Low-speed operation minimizes wear and tear
    • SSCMA construction with 12% chromium content
    • Enhanced corrosion and abrasion resistance
  2. Optimized Hydraulic Design
    • Even force distribution across casing
    • Reduced radial load on impeller
    • Extended bearing and seal lifespan
    • Minimized hydraulic pulsation
    • Superior operational efficiency
  3. Advanced Sealing Technology
    • SiC/SiC/Viton mechanical seal
    • Enhanced wear resistance
    • Superior durability in demanding applications
  4. Maintenance Excellence
    • Back pull-out design
    • Easy access to components
    • Reduced downtime
    • Lower maintenance costs

Applications

The AQUAFLOW NV Series excels in challenging environments where reliable slurry handling is crucial:

  • Mining operations
  • Chemical processing
  • Wastewater treatment
  • Industrial processing
  • Mineral processing
  • Palm Oil Mill up-stream
  • Construction applications

Quality Assurance

Each AQUAFLOW NV Series pump undergoes rigorous testing and quality control measures to ensure:

  • Consistent performance
  • Reliable operation
  • Extended service life
  • Compliance with international standards

Contact our technical team today for detailed specifications and application-specific solutions.


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