ELECTRIC SUBMERSIBLE PUMPS CASED VERSION 6” (SERIES 140 PR N) >The submersible pumps serie 140 PR N,in the range of 6’’ submersible pumps,are unique in the world to have a floating impeller with front shim adjustement.This innovative and patented concept provides to face continuous applications without renouncing to performances and efficiencies at the summit of this field, with a great competitiveness of the product in all range also to a economic level. ADVANTAGES >High resistance to erosion fot the sand >Real efficiencies at the summit of the field >A big ease for the assembling and disassembly MATERIALS >The materials of standard execution are: >Impeller in technopolymer (Lexan) >Diffuser in technopolymer (Lexan) >Intermediate casing in Stainless Steel AISI 304 >External sleeve in Stainless Steel AISI 304 >Delivery bowl and suction cage in mechanical cast iron G25 >Non return valve (rubber globe) included. Basides standard construction the pumps can be manufacture with the Delivery Bowl and suction cage in precision Stainless Stell AISI 304.