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Calcium aluminate powder

Release time: 2018-06-20 16:28:37 Page viewed: 89

  • Physical Spec:
  • Chemical Spec:
  • Place Of Origin: henan Price: USD/T580.00 Price Type: FOB
Details

Calcium aluminate cement Specification for Refractory Cement is as following:

 

No. A-45 A-60 A-70 A-75 A-80 A-90
Dry Density (g/cm3) ≥ 2.3 2.5 2.6 2.65 2.7 3
Chemical (%) Al2O3 45 60 70 75 80 90
ZrO2 -- -- -- -- -- --
Modulus of Rupture(Mpa) 110oC×24h≥ 5 8 9 9 10 12
1500oC×3h≥ 8(1350oC) 10 (1450oC×3h) 12 15
Compressive Strength(Mpa) 110oC×24h≥ 30 40 40 45 45 60
1450oC×3h≥ 60 80 80 85 90 85
Linear Dimensional Change After Fired (1500oC×3h)%≤ ±0.5 ±0.5 ±0.5 ±0.5 ±0.5 ±0.5
1350oC×3h 1450oC×3h 1450oC×3h 1450oC×3h
Refractoriness(oC)≥ 1710 1740 1790 1790 1790 1790
Working Temp(oC) 1450 1450 1500 1550 1600 1650

 

 

Application of Refractory Cement:

Material for metallurgy, petroleum, chemical and other industries kilns
Part of refining installation, like ladle cover
Insert for roof of the kiln

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