bata api PT.DORARETA INDO MAKMUR 081 - 28 - 99999 - 38 Terlengkap

jual bata api,bata tahan api,bata api sk 34 murah bata api,bata tahan api bataapiapi api api api api bata bata api,jual bata api,bata api,bata api,bata api,bata api,jual bata api FIRE CLAY & ALUMINA BRICKS KIND FIRE CLAY ALUMINA Refractoriness 32 34 36 38 Bulk Density (g/cm3) 2.1 2.2 2.3 2.6 Apparent Porosity (%) 22 20 19 18 Cold Crushing Strength (kg/cm2) 250 300 350 >400 Refractoriness Under Load (oC) 1400 1400 1450 1500 Permanent Linear Change At 1300 oC (%) +0.4 +0.4 +0.5 +0.5 Chemical analysis ( % ) Al2O3 38.0 40.0 57.0 70.0 SiO2 56.0 55.0 38.0 25.0 Fe2O3 3.0 3.0 2.5 2.0 terkait : bata api,jual bata api,semen api,jual semen api,semen tahan api,jual bata api,harga semen api