9 Result(s)
within
Wang Bo
Metallic Materials
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Chapter
Study on the Production of Ceramic Glass from Calcium-Silica Residue
Calcium-silica residue is the leaching residue of the lime sinter process which is used to extract alumina from low-grade bauxite or fly ash. The major phases of this residue are dicalcium silicate and calcium...
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Chapter
Effect of Lime on Alumina Extracting Property of Calcium Aluminate Slag
The effect of lime ratio on phase composition and alumina leaching property of MgO-contained calcium aluminate clinker were investigated by analytical reagent, the XRD analysis of its mechanism was discussed. ...
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Chapter
Effect of Calcium/Aluminium ratio on MgO containing calcium aluminate slags
MgO is the main impurity in calcium aluminate slags. The presence of MgO will change the nature of the alumina bearing phases and decrease the alumina leaching properties of the slag. In order to remove or red...
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Chapter
Decomposition Property of γ-2CaO·SiO2 during Leaching Process of Calcium Aluminate Slag
γ-2CaO·SiO2 is one of the main phases of calcium aluminate slag, which is obtained under 1500°C. Although γ-2CaO·SiO2 is more stable than β-2CaO·SiO2, it will still be decomposed by sodium carbonate solution duri...
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Chapter
The effect of ultrasonic treatment on alumina leaching from calcium aluminate slag
The effect of ultrasonic treatment on the alumina leaching properties of calcium aluminate slags was investigated. The effects of the main leaching parameters such as ultrasonic power, leaching time, leaching ...
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Chapter
The effect of cooling rate on the leachability of calcium aluminate slags
A calcium aluminate slag was synthesized by melting a CaCO3, SiO2 and Al2O3 mixture at 1500 °C for 1h. The effect of cooling rate on alumina leaching and self-disintegration of the calcium aluminate slag were stu...
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Chapter
Synergistic Effect of C12A7 and CA on Alumina Leaching Property Under Low Calcium/Aluminum Ratio
High calcium/aluminum ratio (C/A=12:7) is one of the main problems which inhibit the development of lime sinter process. Decrease the C/A of clinker is studied in this paper. 12CaO•7Al2O3 (C12A7) and CaO•Al2O3 (C...
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Chapter
Crystal Structure and Alumina Leaching Property of Na2O Doped C12A7
Material of Na2O doped 12CaO·7Al2O3 (C12A7-Na2O) was prepared by the sol-gel method. And the precursor was sintered at 1623K for 3h. The phase composition and crystal structure of C12A7-Na2O was investigated by X...
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Chapter
Effect of Calcium/Aluminium Ratio on Crystal Structure and Al2O3 Leaching Property of 12CaO·7Al2O3
12CaO·7Al2O3 (C12A7) with different calcium/aluminum ratio (C/A) were synthesized by sol-gel method and high-temperature sintering method in the paper. The phase composition of sinters was analyzed by XRD and the...
