compititive ebidding for supply of new id fan for season 2025-26 , supply of id fan , supply of new fabricated id fan impeller along with hub fitted in our existing shaft for 20tph capacity and 21 kg/cm2 boiler with specification as detailed (impeller dia. back plate dia-1850mm impeller back plate thickness of ms-is:2062-10mm, blade thickness 6mm ms-is 2062, with 12 nos. of blades ,blade dimensions are 250 mm flue gas outlet, 410mm flue gas inlet, 560mm back plate side 620mm shroud side , wear plate size 150mm x 560mm x 6mm ms-is:2062 and shroud of 6mm ms-is 2062. the hub should be machine and welded to the back plate. the wear plate are to be suitably hard faced using hard facing electrodes with minimum hardness no 58hrc. the impeller should be dynamically balanced and coated with high temperature aluminum paint. the direction of rotation is anti-clockwise as seen from suction side and the fan is driven by 150hp 1440rpm motor.)the design of the fan thus supplied in accordance to our existing should suitable for achieving the desired draft & results.