ljtechnologies hyderabad

High Alumina Refractory Cement

High Alumina Refractory Cement is manufactured from Calcined Alumina and high purity lime. It is used as a binder for all types of castable refractory's.

Typical Properties:

  • 1. Chemical Composition
    • Al2O3 - 72.00 % Min.
    • Fe2O3 - 0.30 % Max.
    • CaO - 25.00% Max.
    • SiO2 - 1.00% Max
    • MgO - 1.00% Max
  • 2. C.CS. Kg/ Cm2 (With standard sand and cured at 180 C + 20 C to 24 Hrs.) - 300 Min.
  • 3. C.CS kg/ Cm2 at 110OC/24 Hrs - 500 Min.
  • 4. Specific surface area Cm2/gm - 4500 Min.
  • 5. Setting Time - Initial - 30 Minutes (Min.) - Final - 400 Minutes (Max.)
  • 6. PCE (OC) - 30
  • 7. Packing - 50 Kgs Nett packed in HDPE Bags with separate Polythene liner inside.

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