Tender For Restoration The Damaged Electric Furnace Items With Allied Works At Cossipore Mahasmashan, Kolkata-West Bengal

Restoration The Damaged Electric Furnace Items With Allied Works At Cossipore Mahasmashan- 1 DISMANTLING: Dismantling of all damage fire bricks from the furnace chamber such As 9 nos Roast Bricks. Ash collection bricks (M.K-16 to M.K-24) 9 Sets angle or shaped bricks M.K-88-18 nos. M.K-100-4nos., M.K-101-4 nos refractory / side bricks M.K-27-18nos. M.K-29-18 nos through clearing of as collection chamber, air ducts by removing the ash inside the furnished chamber for patch repairing purpose. 2 REMOVING OF STACK: Removing the broken bricks & all rubbishes to outside crematory/ dumping ground incl. loading, unloading, stacking & cost for transportation during patch repairing purpose . 3 PATCH WORK (RELINING): Relining the refractory shaped bricks, tiles, Angles bricks etc with good quality fire clay mortar by skilled labor (specially for cremation furnace) neat finishing and fitting for easy movement of the charging trolley over the roast bricks as per the direction of E.I.C of the dept. washing of the of the entire chamber with Sodium Siliminate clay should be necessary.Roast bricks-9 nos, Ash bricks-(M.K-24)-9nos Angle bricks-M.K-88-18nos, M.K-100-4 nos, M.K-101-4 nos.Side bricks-M.K-27-18nos, M.K-29nos. 4 PATCH WORK WITH BRICKS: Roast bricks 5 PATCH WORK WITH BRICKS: Ash bricks (M.K.-16 to M.K.-24) 6 PATCH WORK WITH BRICKS:Angle bricks M.K-88 7 PATCH WORK WITH BRICKS: Angle bricks M.K...101-4nos 8 PATCH WORK WITH BRICKS: Angle bricks M.K-100-4nos 9 PATCH WORK WITH BRICKS: Side bricks M.K-27 10 PATCH WORK WITH BRICKS: Side bricks M.K-29 11 PATCH WORK WITH BRICKS: Good quality fire clay mortar Washing of the entire chamber with Sodium Siliminate clay should be necessary. 12 ALTER(WITH BRICKS M.K.95) : Re-lining charges with M.K-95 bricks. 13 CLEANING AND REPAIRING OF FUEL DUCT PASSAGE: Removing the complete damaged R.S bricks and R.S slab of the (U.G) duct passage of the furnace chamber and thorough cleaning of the duct passage upto the start of brick build chimney by removing ash/carbon particles and relining the same with R.S Slabs & R.S bricks after mending good damages in the duct passages with insulation brick and red brick (1:4) with all necessary cementing masonry work 14 CLEANING AND REPAIRING OF FUEL DUCT PASSAGE: Supply & Fixing of R.S. slab after removing the same with necessary fire clay mortar. 15 HEATING ELEMENT: Supply and fixing the Heating element (Heatco make) of capacity 4.5 K.W to be working in supply voltage of 240 V 50 Hz made from 80/20 Nicrome wire of 8 SWG in coiled coil from welded S.S stud on both ends. The coil should be inserted into the groove of existing coil brick after proper cleaning and the S.S Studs housed into the ceramic caller tube wrapped. With asbestos rope for tight fitting and sealing as heat proof extended S.S stud to be connected brass/ copper connector with complete connection in all respect of existing system. 16 HEATING ELEMENT: Supplying and fixing the terminal connector having drill holes for inserting S.S stud of 8.5 mm dia and connection point of existing copper wires of overall dimension 80mm long x25mm square shape. 17 BLANKET FOR FURNACE DOOR : Construction of door blanket with 2 layers of ceramic blanket of density 96kg/cm... with 2 layers of ceramic blaket of density 128 kg/cm... and to be fitted in the spikes with S.S.pin so as the blanket does not came out. 18 BALL BEARING:a) Supply and fixing the ball bearing (SKF make) of furnace door by opening Palmer Block including wearing tapered sleeve as existing size with locking nut. SKF make 1207EKTN9 19 BALL BEARING:a) Supply and fixing the ball bearing (SKF make) of furnace door by opening Palmer Block including wearing tapered sleeve as existing size with locking nut. SKF make 1211EKTN9 20 BALL BEARING:a) Supply and fixing the ball bearing (SKF make) of furnace door by opening Palmer Block including wearing tapered sleeve as existing size with locking nut. SKF make 1213EKTN9 21 POWER CONTACTORS: Supply and fixing the power contactor T.P 70A, L & T make (ML-4) having 240V, 50Hz, coil incl. 2 NO + 2 NC Aux contact block. 22 FRONT COVER OF FURNACE DOOR: Supplying and fixing the new cover made of from 3.15 mm (10 SWG) CRCA sheet over all dimension 2400 mm X 1200mm with top arched shape as per existing drill holes for fixing over the furnace door in two halves. R.H Side 23 FRONT COVER OF FURNACE DOOR: Supplying and fixing the new cover made of from 3.15 mm (10 SWG) CRCA sheet over all dimension 2400 mm X 1200mm with top arched shape as per existing drill holes for fixing over the furnace door in two halves. L.H Side 24 TEMPERATURE CONTROLLER: a) Supply and fixing the digital type temperature controller of range (0-1200) deg. C of overall dimension 92 sq mm dia x 105mm depth having (CR-A1) heat sensor and 1 no + 1 N.C change over contact to be actuated at crossed of desired temperature in deg.C complete power supply unit of 230V 50 Hz. Blue Max make 25 Supplying and fixing 240/415 V MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection Legrand 6-32 A FP 26 SECTION(A) PLUMBING WORKS (A)-(VI) TUBE WELL (a) Original Works 11 Supplying, fitting and fixing chech valve (vertical) G.M. tested to 21 kg per sq. cm. (vi) 50 mm 27 PLUMBING WORKS (A)-(III) CPVC PIPE WORKS AND FITTINGS (A)-(III) CPVC PIPE WORKS AND FITTINGS Supplying, fitting and fixing CPVC (Chlorinated Polyvinyl Chloride) pipes of approved make conforming to IS-15778: 2007 . with all necessary accessories,specials viz. socket,bend,tee,union,cross,elbo,nipple,longscrew, reducing socket,reducing tee, short piece etc.fitted with holder bats clamps, including cutting pipes,fitting, fixing etc.complete in all respect including cost of all necessary fittings as required,jointing materials in any position above ground. (Payment will be made on the centre line measurements of total pipe line including all specials. No separate payment will be made for accesories, specials. (a) For Exposed Work (i) CPVC Pipes Class-1, SDR-11 (Dia) 50 mm 28 DOUBLE BALL BEARING FOR SN-E SHAFT OF I.D FAN (12000CU.M/HR): Supply and fixing of the Roller bearing in the shaft of blower (SKF make 22312E/C3) 29 Sub Total 30 GST 18% 31 CESS 1%

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