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Basic & Special Basic Bricks
 

Magnesite Bricks are used for lining of various furnaces, safety lining of BOF converters / Ladles, working lining of hot metal mixers. Magne-G are dense Magnesite bricks with high RUL. Super Magne-B are low iron magnesite bricks for glass tank regenerator checkers and EAF below slag lines, safety lining of LD converter. Magal is Magnesia alumina bricks specially developed for burning zone of white cement Rotary kiln and vacuum induction furnaces. Conventional Magnesite and Magchrome bricks for EAF sidewall and other general applications. Magnecem, a special product for burning zone of cement rotary kiln. ORINKRAL, an import substitute and superior performer for cement kiln burning zone.

 
Basic Bricks
BRAND MgO (%) Cr2O3 (%) SiO2 (%) P.C.E. Orton Cone A.P (%) B.D. (gm/cc) C.C.S.  (Kg/cm2) R.U.L. Ta (°C)
  Min. Min. Max. Min. Max. Min. Min. Min.
MAGNE-B-I 91 - 4.0 38 18 2.85 600 1600
MAGNE-B-II 85 - 5.5 38 22 2.80 350 1550
MAGNE-B-III 62 - 30.0 38 20 2.70 400 1560
MAGNE-C 85 - 5.5 38 14 2.85 400 1550
MAGNE CHROME-B 60 15 - 38 25 2.95 200 1550
MAGNE CHROME-C 60 15 - 38 15 3.00 400 1530
CHROME MAGNE-B 35 25 - 38 25 2.95 200 1600
CHROME MAGNE-C 35 25 - 38 15 3.00 350 1550
CHROMEL-D - 45 - 38 20 3.35 500 1550
 

Special Basic Bricks

 
Brand MgO (%) Fe2O3 (%) Cr2O3 (%) SiO2 (%) CaO (%) Al2O3 (%) P.C.E. Orton Cone A.P. (%) B.D. (gm/cc) C.C.S. (Kg/cm2) R.U.L. Ta (°C) PLC (%) 1600°C/ 2 hrs
  Min. Max. Min. Max. Max. Max Min. Max. Min. Min. Min. Max.
MAGNE-G 90 1.0 - 3.0 1.0 - 38 22 2.85 400 1600 ±1.5
SUPER MAGNE-B 95 0.8 - 1.0 2.5 - 38 20 2.90 450 1650 ±0.8
SUPER MAGNE-G 97 0.5 - 1.0 2.0 - 42 18 2.95 600 1700 ±0.5
MAGAL-I 85 1.0 - - - 6.0 38 22 2.85 500 1650 ±1.0
MAGAL-II 80 - - - - 10.0 38 22 2.85 400 1650 ±1.5
MAGAL-III 90 - - - - 4.0 38 20 2.90 500 1650 ±1.0
MAGAL-IV 70 2.5 - - - 12.0 38 23 2.85 350 1600 ±2.5
MAGNECEM 67 - 10 4.0 - - 38 23 2.80 350 1550 -2.0
ORINKRAL 80 - 9 1.0 - - 38 21 - 400 1600 -
ZIRMAG 75 0.8 ZrO2=13% Min. - - 0.3 - 18 3.00 700 1550 -
 
DIRECT BONDED & DENSE MAGNESIA CHROME BRICKS
 

Direct Bonded Magnesia Chrome & Dense Mag-chrome; high strength refractories ensure longer campaign life. Supreme D, E, 60, 70 and 80 for burning zone of Rotary kiln, secondary steel making vessel applications, platinum, nickel and copper converters. Special dense magnesite chrome bricks for secondary steel making ladles and other applications.

 
 

Cold Face Insulating Products

 

Normal quality products for cold face applications in various furnaces like soaking pits, regenerator walls, annealing furnaces, BF stoves, heat treatment furnaces etc. Special foam insulation products for back up lining of aluminium pot furnaces and similar applications upto 850°C. Exhibits very low thermal conductivity.

Direct Bonded Magnesia Chrome Bricks

BRAND MgO (%) Cr2O3 (%) A.P. (%) B.D. (gm/cc) C.C.S. (Kg/cm2) R.U.L. Ta (°C) PLC at 1700°C/ 2hr. (%)

HMOR at 1400°C/ 1 hr. (Kg/cm2)

  Min. Min. Max. Min. Min. Min. Max. Min
SUPREME-D 58 18 18 3.00 500 1680 0.5 55
SUPREME-E 62 15 20 2.95 450 1640 0.8 30
SUPREME-60 62 15 18 3.00 500 1680 0.5 45
SUPREME-70 74 10 19 3.00 450 1600 0.5 -
SUPREME-80 83 7.5 19 2.95 450 1650 0.5(at 1600°C/2hrs) -
SUPREME-156 62 18 18 3.10 400 1700 +0.3(at 1600°C/2hrs) -
SUPREME-155 45 25 18 3.15 350 1700 +0.3(at 1600°C/2hrs) -
OFDMK-16B 62 14 19 3.05 400 1750 +0.3(at 1600°C/2hrs) -
 

Dense Magnesia Chrome Bricks

 
Brand MgO (%) Cr2O3 (%) P.C.E. Orton Cone A.P.
(%)
B.D. (gm/cc) C.C.S. (Kg/cm2) R.U.L. Ta (°C) PLC at 1600°C
/2 hrs
  Min. Min. Min. Max. Min. Min. Min. Max.
DENMAG CHROME-I 65 13 38 20 2.90 400 1620 0.5
DENMAG CHROME-II 72 9 38 19 2.95 450 1620 0.5
DENMAG CHROME-III 78 7 38 18 2.95 500 1620 0.5
 
SLEEVES, NOZZLES AND WELL BLOCKS
 

Refractory products in High Alumina, Zircon and Magnesite qualities for Sleeves, Nozzles and Well blocks.

Brand

Al2O3
(%)

Fe2O3 (%)

ZrO2
(%)

MgO
(%)

A.P.
(%)

B.D. (gm/cc)

C.C.S. (Kg/cm2)

P.L.C. at 1500°C
 (%)

 

Min. Max. Min. Min. Max. Min. Min. Max.

ORIND AL-50

50 2.5 - - 22-25 2.30 350 +2.0

ORIND AL-60

60 3.0 - - 22-25 2.45 350 +2.5

ORIND AL-70

70 3.5 - - 22-25 2.50 350 +2.5

KOROND AL-XD

90 0.5 - - 22-25 2.80 500 ±0.3

ZIRCON

- - 63 - 22-25 3.50 - -

MAGNE-C

- - - 85 20-23 2.80 250 ±1.0 at 1600°C
 
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