Ministry Of Mines

Ministry Of Mines has published Bids Are Invited For Item1, Item2auto Extension If Any Seller Submits Price In Last 15 Minutes, The Rawill Be Auto Extended By 15 Minutes. ( For Anunlimited Time ) Total Quantity : 210- Material Long Text:REINFORCED LCC BLOCK MARK-A FOR ABF-I. PRE-FIRED DENSE-REFRACTORY LCC MONOBLOCKS FOR FLUE WALLS. MARK - TYPE-A. DRAWING NO.SM/CIVIL/REF/P/01/292.Rev-2. SPECIFICATION: 01. CHEMICAL COMPOSITION: Al2O3: 42% (Minimum). Fe2O3: 2% (Maximum). CaO : 2 % (Maximum). 02. PHYSICAL CHARACTERISTICS: a) Thermal conductivity(W/mk). At 500 °C: 1.1 (Max). At 1000°C: 1.5 (Max.). b) Permanent Linear change after 5 Hrs at 1300°C(%) : -1.0 to 0. c) Bulk Density (Gm/cc): 2.3 (min.) d) CCS (KG/CM2) At 110°C /24 hrs : 550 (min) At 1000°C /3 hrs : 750 (min) At 1300°C /3 hrs : 900 (min) e) M.O.R. by bending at ambient temp.(MPa) : 5 (min). f) P.C.E. (Orton) : 34 (min). 03. DIMENSIONAL SPECIFICATION: SIZE TOLERANCES: i) Tolerance of individual blocks shall be (+/-) 5 mm on length and when all 3 (three) blocks are assembled, the total length shall be within the tolerance of 10 mm. ii) Tolerance of width and height shall be limited to(+/-)3 mm. iii) Longitudinal warpage of block, measured over diametrical corners shall be within tolerance of (+/-) 5mm. iv) Orthogonality of block, measured over diametrical corners Shall be within tolerance of (+/-) 5 mm on any face of the block. v) The distance (Centre to Centre) of burner ports shall be within the limit of (+/-) 2mm as shown in the assembly drawing. vi) Tongue centre-line must be parallel and true and strictly maintained as per drawing. vii) The surface must have an even texture, they must not show any uneven zones larger than 10mm (Largest dimension) and must not show any open porosity. viii) There must not be any cracks in the blocks. 04. LCC Monoblocks shall be supplied with steel protection and angles and Rods/structures, as indicated in the drawing. 05. The Block shall be reinforced with SS-304 , 0.5 mm dia, 20mm length neddle fiber. The quantity of the fiber shall be minimum 1% by weight. SPECIAL INSTRUCTION: 1.IDENTIFICATION:- EACH BLOCK WILL BE EMBOSSED WITH MANUFACTURING DATE, SUPPLIERS NAME, MATERIAL QUALITY FOR EASY IDENTIFICATION AND FOR FUTURE REFERENCE. 2.DELIVERY: THE MATERIAL SHOULD BE DELIVERED IN 2 EQUAL LOTS. THE 1ST LOT OF 70 PCS MARK-A AND 35 PCS MARK-B HAS TO BE SUPPLIED WITHIN 45 DAYS FROM THE DAYS OF PO. THE SECOND LOT HAS TO BE SUPPLIED WITHIN 45 DAYS FROM THE INFORMATION BY NALCO OR WITHIN ONE YEAR OF PLACEMENT OF PO. 3. PDI-PRE DELIVERY INSPECTION: THE PRE-DELIVERY INSPECTION OF THE FINISHED BLOCK SHALL BE DONE BY THE INSPECTOR OF NALCO AT SUPPLIERS WORKS. ALL THE OFFERED QUANTITIES OF BLOCK WILL BE CHECKED W.R.T THE DIMENSIONAL SPECIFICATION MENTIONED AT SL.NO.3 OF SPECIFICATION. THE VENDOR HAS TO SUBMIT THE DETAILS TEST CERTIFICATE OF THE BASE MATERIAL TO THE INSPECTOR DURNG THE PDI. IN THE TEST CERTIFICATE THE VENDOR HAS TO MENTION THE DATE OF MANUFACTURING OF BASE MATERIALS. BATCH NUMBER, SAMPLE NUMBER, TESTING DATE, AND RESULT. MINIMUM ONE REPRESENTATIVE SAMPLE FROM THE OFFERED LOTS WILL BE TESTED FOR CHEMICAL COMPOSITION AND WILL BE VERIFIED WITH THE TEST CERTIFICATE SUBMITTED BY THE VENDOR DURING THE INSPECTION. TESTING OF MATERIAL SHALL BE DONE AS PER THE LATEST AVAILABLE VERSION OF THE RELEVANT IS-STANDARD. THE VENDOR HAS TO SUBMIT THE TC AND GC ALONG WITH THE DESPATCH DOCUMENTS. THE FINAL INSPECTION OF BLOCK WILL BE DONE AT SITE WITH RESPECT TO THE DIMENSIONAL PARAMETERS ANDWILL BE BINDING TO THE PARTY. FOR SS-304 NEDDLE, THE VENDOR HAS TO SUBMIT THE TEST CERTIFICATE FROM NABL ACCREDITED LABORATORY, ALSO, THE VENDOR HAS TO SUBMIT A UNDERTAKING/SELF DECLEARATION ON QUANTITY AND REINFORCEMENT OF BLOCK WITH SS NEDDLE. 4. PACKING: - THE BLOCKS SHOULD BE PACKED IN SUITABLE WOODEN PALLETS ALONG WITH POLYTHENE SHEET WRAPPING ,TO AVOID ANY DAMAGE DURING TRANSPORTATION AND RAIN. MAKE: Calderys India Refractories Ltd/ Manishri refractories & Ceramics Pvt Ltd./ Maithan Ceramics Ltd./Sharadaa Ceramics Pvt.Ltd/ Trl-Krosaki Refractories Ltd./Vesuvius India Ltd./Castwell Industries/ Carborundum Universal Ltd./Dalmia Cement (Bharat) Ltd. Material Long Text:REINFORCED LCC BLOCK MARK B. PRE-FIRED DENSE-REFRACTORY LCC-MONOBLOCKS.TYPE-B. AS PER ENCLOSED DRG. NO. SM/CIVIL/REF/P/01/292.REV-2. SPECIFICATIONS AND OTHER DETAILS ARE SAME AS ITEM NUMBER-1.(TYPE-A.) MAKE: Calderys India Refractories Ltd/ Manishri refractories & Ceramics Pvt Ltd./ Maithan Ceramics Ltd./Sharadaa Ceramics Pvt.Ltd/ Trl-Krosaki Refractories Ltd./Vesuvius India Ltd./Castwell Industries/ Carborundum Universal Ltd./Dalmia Cement (Bharat) Ltd.. Last date of submission for this tender is 2022-04-21. This is a Railway Ancillaries tender in Angul, Odisha