LLC ALLGROUP-UKRAINE
03039 Kiev
Holosiyivska St, 7, Bldg. 1, office 262
PHONE  +380 44 229 91 22

Screw Pumps

"Screw Pumps" Application Fields

Oil&Gas Marine, Shipbuilding Chemical & Petrochemical Food & Beverage

PERA-PRINZ® screw pumps are externally supported positive displacement rotary pumps. One or two pairs of screws which turn without mutual contact, ensure constant pulsation-free flow together with an high suction capacity, ie, a very low NPSH rate.

3p Prinz screw Pumps

Technical features

Pump Type Volumetric with one or two pairs of screws
Series HM - HD
DN From 40 to 600 mm  
Flowrate [m3/h] From 0 to 1700  
pressure Max [bar] 30  
Temperature Max. [°C] 180  
Rotation speed [RPM] From 0 to 1750  
Viscosity Max [cSt.] 35,000 Centistokes  

Pera-Prinz volumetric pumps with one or two pairs of screws

PERA-PRINZ® screws pumps are externally supported positive displacement rotary pumps. One or two pairs of screws which turn without mutual contact, ensure constant pulsation-free flow together with an high suction capacity, ie, a very low NPSH rate.

The scope of supply is not limited to the pumps
3P Prinz can supply also:

  1. Skid type base frames or custom skid mounted
  2. Instrumentation
  3. On-skid piping with valves
  4. Control equipment
  5. Auxiliary equipment

Special Executions and Materials
3P Prinz is able to manufacture the entire range of products with special materials for pump wetted parts.
Starting from Cast iron to all the special Alloys, like Inconel ®, Hastelloy ®, Alloy 20 or Duplex / Super Duplex. The material selection depends from the service fluid, the temperature and the external environment.
Pumps design life is due to the right materials selection.

General info

Construction characteristics:

  1. Integral or inserted screws
  2. External support with rolling bearings which are constantly lubricated
  3. Transmission of movement between the pairs of screws by means of oil bath gears which ensure quiet and long-life working
  4. Mechanical seal (single or double) or stuffing box type with the possibility or heating or cooling of the same
  5. Pump body with heating/cooling chamber on request
  6. Integral or jacketed pump casing
  7. Pumps can be built in horizontal or vertical execution

Screws pumps HD series

Oil&Gas
Marine, Shipbuilding
Chemical & Petrochemical
Food & Beverage

 

These pumps with two pairs of screws are used for transferring extremely liquid as well as high viscosity products without solid particles in suspension.

Screw pumps HM series

Oil&Gas
Marine, Shipbuilding
Chemical & Petrochemical
Food & Beverage

 

These pumps with one pair of screws are used for transferring extremely liquid as well as high viscosity products without suspended solid parts.

Screw Pumps FMH Series

Chemical & Petrochemical
Food & Beverage

 

Screws Pumps particularly suitable for the chemical, pharmaceutical, food & Beverage fields. High ease of disassembly and access for maximum cleaning of all components.