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Tender For procurement of castable refractory fire crete n, castable refractory whytheat grade-a or its equivalent and chemical bonded plastic refractory for aoh of 210 mw abl boiler of unit no. 4, htps, korba west.
Tender For competitive e-bidding for supply refactory material for year 2025-26 - description, special fire bricks for furnace is-08 above 45% alumina as per drg., fire cement dry, fire clay morter above 45% al., fire crete castable, calcium silicate bricks 600x150x50mm, standard fire bricks, insulation bricks, fire crate castable acco set 50 super suncast make refractory 55% alumina pack in 50kg. bag suitable for heating resistance 1200 0c
Tender For corrigendum : supply of refractory material for 2x250 mw ptpp parichha - refractory supercastable alumina 68-72%, super castable refractory as per following specification:al2o3:68-72%, cao:5.2-6%, fe2o3:4.8-5.5%, max service temp:1450 c, max grain size:5mm, water required for casting:10-11%, dry density:2.50-2.65 g/cc, (after drying at 110 c/24 hrs), ccs:350-450 kg/cm2( after drying at 110 c/24 hrs) refractoriness, orton/ c plc, % (after heating at 1100 deg c/3hrs: -0.30 to +0.30) after heating at 1400 deg c/3 hrs: -1.60 to +1.70), plastic refractory as per following specification:al2o3:82.5-85.5%, fe2o3:0.50-0.85, max service temp:1700 c, max grain size:3mm, pre-8 liquid for ramming:9.7-10.7%, dry density :2.70-2.85 g/cc, (after drying at 110 c/24 hrs), ccs:260-430 kg/cm2( after drying at 110 c/24 hrs) refractoriness, orton/ c plc, % (after heating at 550 c/3hrs: -0.3 to +0.3) after heating at 815 c/3 hrs: -0.3 to +0.3)
Tender For supply of tundish management,dwn:pd/r-224668 for ccm-i,consisting of:1)tundish spary mass,2)well block,3)impact plate,4)sub entry nozzle,5)monoblock stopper with steering rod assembly,6)ladle shroud with argon pipes & male stud couplings,7) setting cement,8)h/a castable for repair of back-up lining,9)h/a castable for fixing of well block & impact plate,10)f/c bricks & mortar for making dams,reference drawing no:pd/r-227053 for tundish preparation