KRAL Screw Pumps for Plastic Applications.
- Polyurethane processing.
- Apportoning of polyurethane.
- Processing of abrasive polyols.
- Process engineering.
![[Translate to Englisch:] screw_pumps_K_series_most_sold_horizontal.jpg Screw pumps K series most sold horizontal](/fileadmin/_processed_/8/9/csm_kral-baureihe-k_80da17f207.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.
![[Translate to Englisch:] screw_pumps_C_horizontal.jpg screw pump series C in horizontal installation](/fileadmin/_processed_/7/a/csm_kral-baureihe-c_d76079bc74.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.
![[Translate to Englisch:] screw_pumps_w_horizontal.jpg screw pump series w pump for special requirements](/fileadmin/_processed_/7/7/csm_kral-baureihe-w_a03fe26d03.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.
![[Translate to Englisch:] screw_pumps_with_magnetic_coupling_no_more_mechanical_seal_problems.jpg Screw pumps with magnetic coupling no more mechanical seal problems](/fileadmin/_processed_/5/3/csm_kral-pumpen-mit-magnetkupplung_b29e43c76d.png)
magnetic coupling.
Delivery rate: 5 to 3,500 l/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.