High Alumina Brick AL50 / Refractory Brick

YufengRec offer High Alumina Brick meeting ASTM regular type classifications

Technical Data Sheet

Classification:                                             ASTM C-27
Method of Manufacture:                             Dry Press

Chemical Compositions (Approximate)
Alumina                       (Al2O3)                      50.0%
Silica                           (SiO2)                         44.0%
Iron Oxide                   (Fe2O3)                      2.0%
Titania                         (TiO2)                         2.1%
Alkalies                       (Na2O+K2O)              1.2%

Physical Properties (Typical)
Pyrometric Cone Equivalent                          Cones 35

BulkDensity                                                    143-147lb/ft3      (2.30 - 2.35g/cm3)

Cold Crushing Strength:                                4500lb/ft2     (31Mpa)

Apparent Porosity                                           22-24%%

Permanent Linear Change
at 2910ºF (1600ºC)                                        +1.0 to +2.5%

NOTE: All data subject to reasonable deviation and should not be used for specifications purposes