Screw Pumps

KRAL screw pumps are divided into following categories:

Series K

Seeria K

Delivery rate: 5 to 2,900 l/min
C Delivery rate KFT: 5 to 510 l/min
Max differential pressure: 16 bar
Temperature range:  -20°C to 180°C, Magnetic coupling to 300°C
Housing:  Nodular cast iron EN-GJS-400
Spindles:  Steel, nitrided
Certifications: ABS, BV, CCS, DNV, GL, LRS, RS, NK, RINA
ATEX:  II 2 GD b/c group II, category 2
Heating:  Electrical, fluid media and steam.


Series L

Seeria L

Delivery rate: 5 to 200 l/min
Max pressure: 63 bar
Temperature range:  -20°C to 180°C, Magnetic coupling to 300°C.
Housing:  Nodular cast iron EN-GJS-400
Spindles: Steel, nitrided
Certifications: ABS, BV, CCS, DNV, GL, LRS, MRS, NK, RINA, KR
ATEX:  II 2 GD b/c group II, category 2
Heating:  Electrical, fluid media  and steam.


Series C

Seeria C






Delivery rate  CK: 1,750  l/min
Delivery rate  CL: 3,550  l/min
Delivery rate  CG: 3,550  l/min
Temperature range:  -20°C to 180°C, Magnetic coupling to 300°C
Pressure range: 70 bar; 100 bar
Housing: Nodular cast  iron, steel and aluminium
Spindles: Steel, nitrided
Certifications: ABS, BV, CCS, DNV, GL, LRS, MRS, NK, RINA, KR
ATEX:  II 2 GD b/c group II, category 2
Heating:  Electrical, fluid media  and steam
Manufactured to conform with API.

 

Series W

Seeria W 1

Delivery rate: 15 to 290 l/min
Max differential pressure: 120 bar
Viscosity: > 1 mm2/sec
Max. temperature: to 180°C, Magnetic coupling to 300°C
Installation: Wet or dry
Spindle housing: Nodular cast  iron EN-GJS-400, polymer  coated or other  material options
Spindles: steel, nitrided.

 

Series Magnetic coupling:

Feedrate: 5 to 3550 l/min
Temperature range:  -20 to 300 C             
Pressure: 120 bar.