Last updated: 08/05/2025 08:44:50

UNITOR AEROFLOW DOUBLE DIAPHRAGM PUMP 2 INCH SS

Product Code

Product group:
422
Product number:
635640

Built like a monster and ready for battle, the Unitor AeroFlow 2" Stainless Steel Diaphragm Pump is designed to dominate the harshest marine conditions. Precision-crafted from high-grade stainless steel, it shrugs off corrosion and tears through abrasive, aggressive fluids without hesitation. Delivering up to 700 L/min and capable of handling solids up to 8.5 mm, this pump is your go-to for high-demand operations — from cargo hold cleaning to chemical circulation and sludge transfer. When reliability isn’t optional, this is the pump you bring to the job.

UNITOR AEROFLOW DOUBLE DIAPHRAGM PUMP 2 INCH SS

Product information

Typical Applications for the UNITOR AEROFLOW DOUBLE DIAPHRAGM PUMP 2 INCH SS:

  • Transfer of Aggressive Chemicals: Safely transfers chemicals without risk of corrosion.
  • Circulation Cleaning: Ideal for circulating cleaning fluids in various systems, ensuring even distribution for effective cleaning of pipelines, equipment, and tanks.
  • Cargo Hold Cleaning: Efficiently removes residual cargo and contaminants from holds.
  • Tank Cleaning: Ideal for cleaning tanks containing viscous or solid-laden liquids.
  • Bilge Water Transfer: Handles oily or contaminated bilge water with ease.

Supplied with

  • Clamp collars
  • Air barbs
  • Fluid inlet and outlet nipples

Features

  • Stainless Steel Construction: Offers superior corrosion resistance and durability.
  • High Flow Rate: Delivers up to 700 L/min for efficient fluid transfer.
  • Solid Handling: Passes solids up to 8.5 mm in size.
  • Self-Priming: Capable of drawing fluids without external priming systems.
  • Dry-Run Capable: Operates without damage even when running dry.
  • Air Operated: Eliminates the need for electricity, reducing spark hazards.

Benefits

  • Chemical Compatibility: Suitable for transferring a wide variety of aggressive chemicals.
  • Reliable Performance: Provides consistent flow rates and pressures, ensuring dependable operation.
  • Cost-Effective: Low maintenance requirements and durable construction reduce long-term operational costs.

Specification

Physical properties

Viscosity 50.000 CPS

Dimensions/Weight

Dimensions L x W x H [mm] 487 x 345 x 599
Pumpable solid size [mm] 8.5
Weight [kg] 51

Technical data

Air inlet connection [inch] 3/4" BSP
Air pressure [bar] 8 max
Fluid inlet and outlet size [inch] 2" BSP
Suction lift [m] 9.8 m (Wet) - 5m (Dry)
Temperature [°C] -20 C to + 95 C (range)

Performance data

Flow capacity [l/min] 700

Documents

This page is printed from:

https://www.wilhelmsen.com/product-catalogue/products/pumps/pumps/double-diaphragm-pumps/unitor-aeroflow-double-diaphragm-pump-2-inch-ss