Repair and Reconditioning of Attack Tank/Digestion Vessel Agitators in PA Plant

Repair /Reconditioning of Attack tank/Digestion Vessel Agitators : After getting the clearance transport the damaged agitators of Attack Tank/Digestion Vessel to the repair bay, Cut, grind, and remove the end dummy with a grinding machine. Full and thorough cleaning of agitator shaft and blades.Inspection/DP testing of all weld joints. Prepare the necessary jig, set the agitator on the jig on the horizontal axis with a spirit level, and repair / replace the worn out/damaged blades and hollow shaft portion with HV9/904L plate as per drawing/instruction of Engineer in-charge. Grind and prepare the end dummy and corroded/defective weld joints. Welding the dummy and corroded/defective weld joints, grinding and finishing the joints and DP testing the weld joints. Transporting the repaired agitator to a location as instructed by the Engineer-in-Charge. Removal of scrap and site cleaning.

Repair/Reconditioning of Agitators in Sludge vessels, Lime preparation and mixing vessels, etc. : After getting the clearance transport the damaged agitators of sludge vessels, pumping vessels, lime preparation and mixing vessels, etc. to the repair bay, Cut, grind, and remove the end dummy with a grinding machine. Full and thorough cleaning of agitator shaft and blades.Inspection/DP testing of all weld joints. Prepare the necessary jig, set the agitator on the jig on the horizontal axis with a spirit level, and repair / replace the worn out/damaged blades and hollow shaft portion with HV9/904L/SS 316L plate as per drawing/instruction of Engineer in-charge. Grind and prepare the end dummy and corroded/defective weld joints. Welding the dummy and corroded/defective weld joints, grinding and finishing the joints and DP testing the weld joints. Transporting the repaired agitator to a location as instructed by the Engineer-in-Charge. Removal of scrap and site cleaning.