A body and a sleeve are the essential parts of this valve;simplistic and compact design.
thanks to their special sleeves available in a wide range,Sirsi valves guaranteeing unequalled performance in intercept the most abrasive and corrosive fluids.
The sleeve can execute an elevated number of openings and closing in a short time. They are a perfect choice for various uses and are available in a variety of types of rubber: natural Para rubber, natural rubber for food industry, Neoprene, EPDM, MBR, Hypalon, Buna, Butyl, Silicon.
Closing mechanism is completely contamination-free from corrosive liquids and environmental fumes.Visual control of the degree of the opening is made possible by a control rod that runs along a clear graduation.
Body:Aluminium or cast iron
Diameters available:dn 15-250mm
ADVANTAGES:
Rectilinear flux of liquids.The load loss in the valve is minimal,equal to the loss in smooth piping of the same lenght and diameter.
No stuffing box and all the inconveniences that are associates.
No valve seats or pipe stoppers and consequently the elimination of repairs,overhauls,spare parts.
No water hammers because they are absorbed by the elastic sleeve.
