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Data bank Monolithic refractories   Low-cement castables applicable to labor-saving method
Rheo-flow (RF)
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Product RF-CRX-RE RF-CC-RE RF-GX-RE RF-GX-SR-RE RF-GX-AL
Raw materials High purity alumina High purity alumina High alumina bricks High alumina bricks High alumina bricks
Max operating temperature(°C) 1750 1650 1600 1600 1600
Fill factor(t/m3) 3.21 3.13 2.87 2.93 2.94
Water additions(wt%) 4.3 - 5.3 5.2 - 5.6 5.5 - 6.5 5.5 - 6.5 5.0 - 6.0
Chemical composition(%) SiO2 5 5 12 12 12
Al2O3 93 93 82 80 81
SiC       2  
Bulk specific gravity 110°Cx24hrs. 3.21 3.13 2.87 2.93 2.94
( )Temp.x3hrs. 3.24
(1400)
3.10
(1400)
2.82
(1400)
2.80
(1400)
2.87
(1400)
Compressive strength
( )Bending strength
(MPa)
110°Cx24hrs. 100
(18)
83
(15)
73
(16)
103
(18)
93
(19)
1000°Cx3hrs. 140
(27)
118
(25)
108
(18)
123
(22)
123
(20)
1200°Cx3hrs.          
1300°Cx3hrs.          
1400°Cx3hrs. 135
(29)
137
(29)
108
(18)
142
(24)
137
(23)
Premanent linear change(%) 110°Cx24hrs. 0 0 0 0 0
( )Temp.x3hrs. -0.3
(1400)
-0.2
(1400)
0.3
(1400)
0.7
(1400)
0.3
(1400)
Porosity(%) 110°Cx24hrs. 7 9 11 11 8
1000°Cx3hrs. 15 17 20 18 19
1200°Cx3hrs.          
1300°Cx3hrs.          
1400°Cx3hrs. 14 17 22 18 20
Thermal expansion(%) at1000°C 0.7 0.7 0.7 0.7 0.7
Thermal conductivity
(W/m/K)
at100°C          
at400°C          
at500°C 1.98 1.98 1.86 1.86 1.86
at1000°C 2.21 2.21 2.09 2.09 2.09
Standard package quantity(kg) 25 25 25 25 25
Typical applications Types of kilns,
Cement kiln
Types of kilns,
For thin layer installation
Types of kilns,
Cement kiln
Aluminum melting furnace
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