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Our Product
Rotary Kiln Calcined Bauxite Application
Refractory applications remain the premiere non-metal market for calcined Bauxite which is mixed with binders and pressed, extruded, cast and shaped into a variety of forms that are then dried and transfered to kilns for firing. The calcined refractory grade bauxite is also used in unfired monolithic refractories.It should be noted that another source of materials suitable for refractory use is the calcined bauxite used to produce brown fused alumina, which has higher mechanical and chemical corrosion resistance than other high alumina refractory raw materials.
Item | RKCB 80 | RKCB 85 | RKCB 86 | RKCB 87 | RKCB 89 | RKCB 90 |
---|---|---|---|---|---|---|
Al2O3(%) | 80.0min | 85.0min | 86.0min | 87.0min | 89.0min | 90.0min |
SiO2(%) | 14.0max | 9.0max | 8.0max | 7.0max | 5.0max | 4.0max |
Fe2O3(%) | 2.0max | 2.0max | 2.0max | 1.8max | 1.8max | 1.5max |
TiO2(%) | 4.0max | 4.0max | 4.0max | 3.5max | 3.5max | 3.0max |
CaO+MgO | 0.60max | 0.40max | 0.40max | 0.40max | 0.40max | 0.40max |
K2O+Na2O | 0.35max | 0.35max | 0.35max | 0.35max | 0.35max | 0.35max |
B.D(gm/cc) | 3.00min | 3.10min | 3.20min | 3.25min | 3.25min | 3.40max |
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