DESMI ROTAN - Model HD -Heavy Duty Internal Gear Pumps

Pumps in cast iron, for a wide range of viscous, non-corrosive liquids. HD pumps are specifically designed for difficult applications and those involving high viscosity liquids. HD pumps are known by their sturdy and simple construction. Available with 90° angular configuration. Production stops are the most costly activity in industry. That is why companies all over the world rely on high quality pumps like DESMI ROTAN.

• Capacity Range: Up to 170 m3/h / 750 gpm
• Speed: Up to 1750 rpm
• Differential Pressure: Up to 16 bar / 250 psi
• Suction Lift: Up to 0.5 bar / 15" Hg vacuum while priming, Up to 0.8 bar / 24" Hg vacuum while pumping
• Viscosity Range: Up to 250,000 cSt
• Temperature: Up to 250°C / 500° F

Pumping of:

• Oil
• Asphalt
• Chocolate
• Paint
• Lacquer
• Molasses
• Soap
• Other industrial viscous liquids
• Additives
• Polyol
• Viscose
• Sulphate soap
• Maltose
• Grease
• Pitch
• Base oil
• Bitumen
• Polyester

• Flexible sealing options
• “True” back pull-out design
• Opposing inlet and outlet connections with oversized ports
• Shaft supported by two ball bearings in single sealed configuration
• Self-priming with large suction capabilities
• Low NPSH requirements
• Self-draining, integral safety relief valve
• No speed reduction required in six smaller sizes
• Complete heating/cooling jacketing available