Technical Data of Chemical Bonded
Refractories
Up to 85 % Al2O3
Brand Name
Chimical Composition ( wt% ):-
Silica ( SiO2 )
Alumina ( Al
2
O
3
)
Titania ( TiO2 )
Iron ( Fe2O3 )
Lime ( CaO )
Magnsia ( MgO )
Alkalies ( Na2O + K2O )
Phosphorous Pentoxide ( P2O5 )
Phiysical Propertise:
Bulk Density ( g/cm3 )
Apparent Porosity ( % )
Modulus of Rupture ( kg/cm2 )
Cold Crushing Strength ( kg/cm2 )
Linear Thermal Expanstion at 1000 °C ( % )
Refractoriness ( °C )
ACR 70 P
20.00 - 24.00
68.00 - 72.00
3.00 - 3.10
1.50 - 1.60
0.20 - 0.30
0.05 - 0.10
0.20 - 0.30
2.00 - 3.00
2.60 - 2.65
12 - 16
100 - 120
600 - 700
0.2 - 0.4
1800
ACR 75 P
16.00 - 18.00
74.00 - 76.00
3.00 - 3.20
1.50 - 1.60
0.20 - 0.30
0.05 - 0.10
0.20 - 0.30
2.00 - 3.00
2.70 - 2.75
12 - 16
100 - 120
600 - 700
0.2 - 0.4
1850
ACR 80 P
12.00 - 14.00
78.00 - 80.00
3.20 - 3.40
1.50 - 1.70
0.20 - 0.30
0.05 - 0.10
0.10 - 0.20
2.00 - 3.00
2.75 - 2.80
12 - 16
120 - 150
700 - 900
0.2 - 0.4
> 1850
ACR 85 P
8.00 - 10.00
82.00 - 85.00
3.10 - 3.20
1.00 - 1.40
0.20 - 0.30
0.05 - 0.10
0.10 - 0.20
2.00 - 3.00
2.80 - 2.85
12 - 16
120 - 150
700 - 900
0.2 - 0.4
> 1850
Developer : Mohamed Said Ramadan
© Alexandria Company for Refractories 2017