Procurement Of Fire Bricks And Fire Clay, UDYOGAMANDAL-Kerala

Procurement Of Fire Bricks And Fire Clay , Fire BricksAccording To The Following Specifications1 . Al2o3 : 60% ( Min ) 2 . Sio2 : 35 - 40% . 3 . Fe2 O3 : 2% ( Max ) 4 . Apparent Porosity : 22 - 23% . 5 . Bulk Density : 2 . 2 - 2 . 4Gm/Cc . 6 . Cold Crushing Strength: 400 Kg/Cm2 . 7 . Temperature : 1250 Deg . C ( Max ) 8 . Dimensional Tolerance : +/- 2% . Straight , Size : 229 X 114 X 64Mm , Fire BricksAccording To The Following Specifications1 . Al2o3 : 60% ( Min ) 2 . Sio2 : 35 - 40% . 3 . Fe2 O3 : 2% ( Max ) 4 . Apparent Porosity : 22 - 23% . 5 . Bulk Density : 2 . 2 - 2 . 4Gm/Cc . 6 . Cold Crushing Strength: 400 Kg/Cm2 . 7 . Temperature : 1250 Deg . C ( Max ) 8 . Dimensional Tolerance : +/- 2% . Fire Bricks , Size : 230X112x75mm , To Is : 8/1983 , Fire BricksAccording To The Following Specifications1 . Al2o3 : 60% ( Min ) 2 . Sio2 : 35 - 40% . 3 . Fe2 O3 : 2% ( Max ) 4 . Apparent Porosity : 22 - 23% . 5 . Bulk Density : 2 . 2 - 2 . 4Gm/Cc . 6 . Cold Crushing Strength: 400 Kg/Cm2 . 7 . Temperature : 1250 Deg . C ( Max ) 8 . Dimensional Tolerance : +/- 2% . No . 2 Side Arch Size : 229X114x64/45Mm , Fire BricksAccording To The Following Specifications1 . Al2o3 : 60% ( Min ) 2 . Sio2 : 35 - 40% . 3 . Fe2 O3 : 2% ( Max ) 4 . Apparent Porosity : 22 - 23% . 5 . Bulk Density : 2 . 2 - 2 . 4Gm/Cc . 6 . Cold Crushing Strength: 400 Kg/Cm2 . 7 . Temperature : 1250 Deg . C ( Max ) 8 . Dimensional Tolerance : +/- 2% . No . 1 Side ArchSize : 229 X 114 X 64/54Mm , High Temperature Alumina Castable Refractory Packed In 50/25 KgPolethene Bags As Per Following Specifications:Service Temperature , , : 1450 Deg . C ( Max ) Refractoriness , , : 1680 Deg . C ( Min ) Dry Density , , : 2500 Kg/M3 ( Min ) Linear Change , , , , , , : +/-1 . 0% At 1400 Deg . C/3Hrs ( Max ) Cold Crushing StrengthAt 110 Deg . C , , : 350 Kg/Cm2 ( Min ) At 1450 Deg . C , , : 450 Kg/Cm2Chemical Analysis Al203 , , : 70% ( Min ) Fe203 , , : 5% ( Max ) Grain Size , , : 5Mm ( Max ) Initial Setting Time , , : 2 Hours , Air Setting Mortar ( Fire Clay ) `Accoset-50 ( Fine ) Or Equivalent In 50Kg PackingSuitable For Hot Face Brick LiningAt Service Temperature Of 1550 Deg . CWith The Following Specifications . Al2o3 : 50% Minimum Fe2o3 : 4% Maximum Pce : 32 - 1710 Deg . C Minimum Grain Size : 0-0 . 5Mm , Fire BricksAccording To The Following Specifications1 . Al2o3 : 60% ( Min ) 2 . Sio2 : 35 - 40% . 3 . Fe2 O3 : 2% ( Max ) 4 . Apparent Porosity : 22 - 23% . 5 . Bulk Density : 2 . 2 - 2 . 4Gm/Cc . 6 . Cold Crushing Strength: 400 Kg/Cm2 . 7 . Temperature : 1250 Deg . C ( Max ) 8 . Dimensional Tolerance : +/- 2% . Fire BrickSide Arch Of Size: 226 X 160 X 76/50Mm , High Density Fire BricksSize : 230Mm X 114Mm X 40 MmTechnical Specifications:-1 . Al2o3 : 45 % ( Min . ) 2 . Fe2o3 : 1 . 5% ( Max . ) 3 . Pce : 33 Orton ( Min . ) 4 . Apparant Porosity : 16% ( Max . ) 5 . Bulk Density : 2 . 3 Gm/Cc ( Min . ) 6 . Cold Crushing Strength: 400 Kg/Cm2 ( Min . ) 7 . R . U . L : 1480 Ta Deg . C ( Min . ) 8 . Plc : At 1450 Deg . C For 2 Hrs +/- . 5 % ( Max . ) ,

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INR 34060.0 /-

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