Bare shaft centrifugal pumps, multistage, coupled by means of a drive flexible coupling to thermic engines or electric motors.

Application fields and use limit:
Rain irrigation, public, civil and industrial water supply; pressure boosting. According to the materials normally used in the production, the pumps are suitable for lifting soft water which is chemically and mechanically not aggressive.
Max. water temperature: 80° C
Max. water hardness: 40 g/m3.
APPLICATION FIELDS

 
1 Support
2 Delivery body (fine-grained gray cast iron)
3 Impeller (fine-grained gray cast iron or bronze on demenad)
4 Casing
5 Support with bronze journal bearing
6 Wear ring
7 Diffuser
8 Cover - suction side
9 Pump shaft (hardened and tempered steel or stainless steel aisi 420 on demand)
10 Shaft bushing
11 Packing
12 Packing gland (mechanical seal on demand)