High alumina bricks
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                                                                                                 Technical
                                                                                                     Specification of Low Iron Oxide High Alumina
                                                                                                     Bricks
                                                                                              
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                                                                                             Product code
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             AL2O3  | 
                                                                                     
                                                                                          
                                                                                             Fe2O3 
                                                                                     % (≤)  | 
                                                                                     
                                                                                          
                                                                                             PCE 
                                                                                     Orton (≥)  | 
                                                                                     
                                                                                          
                                                                                             AP 
                                                                                     % (≤)  | 
                                                                                     
                                                                                          
                                                                                             BD 
                                                                                     gm/cc (≥)  | 
                                                                                     
                                                                                          
                                                                                             CCS 
                                                                                     kg/cm (≥)  | 
                                                                                     
                                                                                          
                                                                                             RUL 
                                                                                     Ta°C (≥)  | 
                                                                                     
                                                                                          
                                                                                             PLCAR 
                                                                                     at °C  | 
                                                                                     
                                                                                          
                                                                                             For 2 hrs %  
                                                                                     (≤)  | 
                                                                                     
                                                                                          
                                                                                             Characteristics &
                                                                                                 Use
                                                                                          
                                                                                      | 
                                                                                 
| AR-50 | 
                                                                                          
                                                                                             50
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             1.5
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             34
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             23
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             2.2
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             350
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             1460
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             1450
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             0.5
                                                                                          
                                                                                      | 
                                                                                     Good thermal shock resistance; resistant to alkali and carbon monoxide attack. | 
| AR-54 | 
                                                                                          
                                                                                             54
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             1.5
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             35
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             23
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             2.3
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             350
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             1480
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             1500
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             0.5
                                                                                          
                                                                                      | 
                                                                                     Excellent resistance to thermal shock, slag, alkali and carbon monoxide. | 
| AR-62 | 
                                                                                          
                                                                                             62
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             1.5
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             36
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             22
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             2.4
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             400
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             1520
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             1500
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             0.5
                                                                                          
                                                                                      | 
                                                                                     Suitable for various applications in steel, glass and non-ferrous industries. | 
| AR-62D | 
                                                                                          
                                                                                             62
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             1.0
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             37
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             20
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             2.4
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             600
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             1600
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             1500
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             0.2
                                                                                          
                                                                                      | 
                                                                                     Super dense bricks, suitable for use in blast furnace, ladle & glass industries. | 
| AR-70S | 
                                                                                          
                                                                                             70
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             1.2
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             37
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             20
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             2.6
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             600
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             1600
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             1600
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             0.5
                                                                                          
                                                                                      | 
                                                                                     Super dense, resistant to corrosion, high resistance to abrasion. Suitable for rotary kiln and glass industries. | 
| AR-80SD | 
                                                                                          
                                                                                             80
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             1
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             38
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             18
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             2.8
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             600
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             1650
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             1600
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             0.2
                                                                                          
                                                                                      | 
                                                                                     Super dense high alumina bricks for very special applications. | 
| AR-85SD | 
                                                                                          
                                                                                             85
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             0.8
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             38
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             18
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             2.8
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             600
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             1680
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             1600
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             0.2
                                                                                          
                                                                                      | 
                                                                                     -do- | 
| AR-85SD | 
                                                                                          
                                                                                             85
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             0.8
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             38
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             16
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             2.9
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             600
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             1500
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             1500
                                                                                          
                                                                                      | 
                                                                                     
                                                                                          
                                                                                             0.5
                                                                                          
                                                                                      | 
                                                                                     
                                                                                             Super dense chemically bonded bricks for special
                                                                                                 applications. |