Refractory Bricks

Refractory Bricks

 

Refractory Bricks with Bellow Specifications:

 

Refractory Bricks

230×114×64                                                 Type: I.F.B 2300                                                4000 PCS

230×114×64                                                 Types: I.F.B 2600                                               600 PCS

230×114×64                                                 Types: I.F.B 2800                                               600 PCS

 

Refractory Bricks

230×114×76                                                 Type: I.F.B 3000                                                1050 PCS

230×114×76                                                Type: I.F.B 2800                                                  500 PCS

 

Refractory Bricks

230×172×76                                                 Type: I.F.B 3000                                                1000 PCS

295×172×76                                                 Type: I.F.B 3000                                                2000 PCS

 

Main Properties:

 

  • ISO 2245 classification                                  125   0.5 L             140 0.8 L             150 0.9 L           160  1.0 L                 170 1.2 L     
  • IFB classification temperature            °c          1280                      1430                    1540                  1680                         1780

Properties Measured at Ambient Conditions ( 23°c / 80% RH)

  • Density (ASTM C – 134.84 )                   KG/M3       480                       800                   880                     1020                   1250
  • Modulus of rupture (ASTM C-93-84)      Mpa          1.0                        1.5                     1.8                      2.1                       2.1
  • Cold crushing strength(ASTM C-93-84)  Mpa          1.2                        1.8                     2.1                      2.2                       3.5

High Temperature Performance

  • 1230°C                                                           %               0.2                         -                        -                            -                           -
  • 1400°C                                                           %                -                         0.1                       -                            -                           -
  • 1510°C                                                           %                -                            -                     0.4                           -                           -
  • 1820°C                                                           %                -                            -                        -                          0.8                          -
  • 1730°C                                                           %                -                            -                        -                            -                          0.8
  • Reversible Linear thermal expansion(max)    %                0.5                        0.7                   0.8                        0.8                       1.1

Hot load strength % deformation after 90 mins(ASTM C18)

1100°C at 0.034 Mpa (Spal)                          %               0.1                         -                        -                            -                           -

1250°C at 0.089 Mpa (10Spal)                     %                   -                     0.2                     0.1                           -                           -

1320°C at 0.009 Mpa (10Spal)                      %                   -                        -                       0.2                       0.1                         -

13700°C at 0.009 Mpa (10Spal)                    %                   -                        -                        -                         0.5                       0.2

 

  • Thermal Conductivity (ASTM C – 182 ) at mean temperature of:

                           400°C                                  W/m.k            0.12                 0.25                    0.30                      0.38                      0.49                      

                           600°C                                  W/m.k            0.14                 0.27                    0.32                      0.38                      0.50                      

                           800°C                                  W/m.k            0.17                 0.30                    0.34                      0.40                      0.51                       

                         1000°C                                  W/m.k            0.19                 0.33                    0.36                      0.41                      0.63                      

                         1200°C                                  W/m.k               -                     0.35                    0.38                      0.41                      0.56                      

                         1400°C                                  W/m.k               -                        -                         -                             -                          0.80

  • Specific heat at 1000°C             Kj/Kg.k            0.08                 1.10                    1.10                      1.10                      1.10
  • Chemical composition (It = Triode)

Al2O3                                             %                     37.0                 56.0                  67.1                      73.4                       77.0

SIO2                                                %                     44.4                 39.1                  37.0                      25.1                       21.5

Fe2O3                                            %                       0.7                    0.7                    0.8                        0.6                        0.3

TIO2                                                %                      1.2                    0.1                    0.1                        0.1                          tr

CaO                                                 %                    15.2                    0.1                    0.1                          tr                          tr

MgO                                               %                     0.3                      0.2                    0.1                          tr                          0.1

Na2O +K2O                                   %                     1.1                      1.7                    0.9                          0.8                        0.9

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