By Tao Jiang, Jiann-Yang Hwang, Gerardo R. F. Alvear Flores, Onuralp Yucel, Xinping Mao, Hong Yong Sohn, Naiyang Ma, Phillip J. Mackey, Thomas P. Battle
The research, improvement, and/or operation of hot temperature techniques that contain the construction of ferrous and nonferrous metals, alloys, and refractory and ceramic fabrics are coated within the booklet. The cutting edge equipment for attaining impurity segregation and elimination, derivative restoration, waste minimization, and/or power potency also are concerned. 8 topics are offered within the book:
1: excessive potency New Metallurgical procedure and Technology
2: basic examine of Metallurgical Process
3: Alloys and fabrics Preparation
4: Direct aid and Smelting Reduction
5: Coking, New power and Environment
6: usage of sturdy Slag/Wastes and complicated Ores
7: Characterization of hot temperature Metallurgical Process
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Additional resources for 6th International Symposium on High-Temperature Metallurgical Processing
However, the disadvantages of the process such as unreacted products due to undesirable reaction rates needs to be overcome by changing some parameters such as ignition temperature, particle size, additive, atmosphere etc. [3, 4], Aim of the study is the production of ZrB2-TiB2 composite ceramic powders. Present study was conducted in two main stages: self-propagating high-temperature synthesis (SHS) reactions and leaching process. Zr0 2 , Ti0 2 , H 3 B O 3 were used as starting material to produce ZrB2-TiB2 powders via SHS.
Experiment Experiment Procedure Specific ingredients are listed in table 1. Table 1. 015 C u 0 , C r 2 0 3 and A1 powder were mixed and put into the SHS reactor. A little magnesium powder was put to the reactants surface to ignite SHS reaction. Electromagnetic stirrer started working as soon as SHS reaction took place. The high-temperature molten formed while thermit reaction generating. The molten metal separated from slag. The molten metal was cooled rapidly through water cooling and cast into the graphite mold while electromagnetic field stirred the molten metal for 7mins.
Reduction roasting was conducted for 60 min under various temperatures. 31% at temperature of 1150°C. Also, the total iron in concentrate remained in the range of 50-60% with temperature increasing and the maximum recovery of iron was only 60% at 1150 °C. 25% (presented as Curve A). 20% in concentrate was obtained at temperature of 1050°C. 3 Effects of roasting temperature on reduction and magnetic separation (A-with sodium salts; B-no sodium salts in direct reduction) 1100 Meanwhile, reduction time has the same effects on the roasting process.