Axial entrance and radial exit.
The use of back-pull structure, maintenance does not need to dismantle the pump body and pipeline
FEATURES AND ADVANTAGES
Stable opération and stable structure.
Convenient maintenance.
Low noise
Features
•Adopt Pull-back structure, avoid dismantling pump body and pipeline when repairing.
•AN NISO pump only use 4 types of pump shafts and bearing cover, making many parts exchangeable.
•Designs of NIS,NISO,NISF sériés impellers are optimized, inlet is enlarged, no Whirlpool, deduct water pump NPSH efficiently,which makes pump work stable with little noise. Performance curve is fiat, flow range is wide, performance is similar with international pump industry peers.