KRAL Screw Pumps for Plastic Applications.
- Polyurethane processing.
- Apportoning of polyurethane.
- Processing of abrasive polyols.
- Process engineering.
![screw_pumps_K_series_most_sold_horizontal.jpg schraubenspindelpumpe baureihe K meist verkaufte horizontal](/fileadmin/_processed_/8/9/csm_kral-baureihe-k_ac3f09d2ef.png)
Delivery rate: 5 to 2,900 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.
Screws: Steel, nitrided.
Approvals: ABS, BV, CCS, DNV, GL, LRS, MRS, NK, RINA.
ATEX: II 2 GD b/c group II,
category 2.
Heating: Electrical, media or steam.
![screw_pumps_C_horizontal.jpg schraubenspindelpumpe baureihe C in horizontaler aufstellung](/fileadmin/_processed_/7/a/csm_kral-baureihe-c_b5221124b0.png)
Delivery rate: CK: 5 to 1,750 l/min / CL & CG: 5 to 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.
Screws: Steel, nitrided.
Approvals: ABS, BV, CCS, DNV, GL, LRS, MRS, NK, RINA, KR.
ATEX: II 2 GD b/c group II,
category 2.
Heating: Electrical, media or steam.
API: Manufactured to conform
with API.
![screw_pumps_w_horizontal.jpg schraubenspindelpumpe baureihe w pumpe für besondere anforderungen](/fileadmin/_processed_/7/7/csm_kral-baureihe-w_034c88a2b0.png)
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.
Screws: Steel, nitrided.
![screw_pumps_with_magnetic_coupling_no_more_mechanical_seal_problems.jpg schraubenspindelpumpe mit magnetkupplung nie mehr probleme mit gleitringdichtungen](/fileadmin/data/pics/products/pumpen/kral-pumpen-mit-magnetkupplung.png)
magnetic coupling.
Delivery rate: 5 to 3,500l/min.
Max. differential pressure: 100 bar.
Temperature range: -20 °C to 300 °C.
Housing: Nodular cast iron EN-GJS-400, steel and aluminium.
Screws: Steel, nitrided.
Approvals: ABS, BV, CCS, DNV, GL, LRS, MRS, NK, RINA.
ATEX: II 2 GD b/c group II, category 2.
Heating: Electrical, media or steam.