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Product Details

Precast Blocks was precasted by high strength castables with a super high purity cement. These blocks provide high density, strength and excellent abrasion resistance, which are produced for extreme applications such as roof, spout and taphole block for EAF, bubbling sleeve and well block for ladle and dam block for tundish.


Features Of Precast Block

  • Good thermal shock property;

  • Anti-erosion, and impermeable;

  • Higher purging rate;

  • Longer service life;

  • Higher safety level;

  • Less pollution.


Applications Of Precast Block

  • Nonferrous Metal Furnace Tap Hole - Ladle Top Bubbling Sleeve

  • Well Block of Porous Plug


Physical And Chemical Indicators For Precast Block


                         Brand
     Properties                      
PCB-RT1PCB-RT2PCB-S1PCB-S2PCB-DPCB-WPCB-WK
Bulk Density (g/cm3)2.982.852.152.42.432.923
Cold Crushing Strength(MPa)25453040352830
Permanent Linear Change@1,500℃ x 2H (%)0.07-0.09-0.750.5-0.1 (at1200℃)0.2-
Chemical Analysis(%)Al2O375604565509091
SiO2--4030---
MgO------7
Cr2O3-----7
SiC+C18148-5--
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