Development and application of chrome-free alkaline refractory bricks in cement pre-decomposition kiln

Chromium-free alkaline bricks made of magnesia and ferrous sharp stones have excellent thermomechanical and thermochemical properties, and are suitable for firing zone and upper transition of large pre-decomposition kiln under normal temperature and high thermomechanical stress. Belt and alkali-laden firing belt, the development and application of chrome-free alkaline refractory bricks have become the focus now Reasons for the…

application of large scale titanium slag furnace with graphite electrode research.

Title: application of large scale titanium slag furnace with graphite electrode research. Key words: graphite electrode application research, graphite electrode furnace Abstract: In order to better evaluate the application of graphite electrode in large scale titanium slag furnace, this paper focuses on the comparison and analysis of ordinary and high-power graphite electrode from the aspects…

consumption reduction analysis of graphite electrode in LF refining furnace

Title: consumption reduction analysis of graphite electrode in LF refining furnace Keywords: graphite electrode consumption Abstract:: The mechanism of end face consumption, side consumption and break consumption of graphite electrode in LF furnace was analyzed. Through such effective measures as processing and reuse of broken electrode, recycling of hot slag, reasonable control of temperature, selection…

Study on the technology of reducing the consumption of graphite electrode

Title: Study on the technology of reducing the consumption of graphite electrode Keywords: graphite electrode consumption Abstract: According to the consumption mechanism of graphite electrode in eaf steelmaking, the experiment shows that the side oxidation of electrode is mainly related to the oxidation atmosphere and smelting time in the furnace, and the consumption of electrode…

Refractory Material

Egypt – LMM GROUP Egypt Voyage of Discovery

Sep.21st-Oct.10th,2019,LMM GROUP President Mr.Alon Jiang,Market manager Mrs.Nina Lian & New Yotai President NISHIMURA,Chief engineer Mr.Yue Wang and translator Mrs.Shuang Liang visit Egypt 5 years continuous improvement, achieved double using performance On Sep.21st, 2019,LMM GROUP returned a visit to our old friend Egyptian Iron & Steel Company (EISCO).In 2014,LMM GROUP first time to enter EISCO with…

Synthesis of SiC Al2O3 composite powder

With the technical progress of refractory raw material technology and the improvement of refractory performance requirements of related industries, refractory raw materials for refractory products production have developed from the original natural raw materials to the selected natural raw materials, and then to the fire-resistant raw materials synthesized according to the predetermined physical and chemical…

Research progress of matrix structure in low carbon magnesium-carbon bricks

Carbon materials determine the matrix structure, thermal conductivity, coefficient of thermal expansion, elastic modulus and other factors of low-carbon magnesium-carbon bricks. Therefore, the selection of carbon materials with special structure to improve the thermal shock stability and slag permeability of low-carbon magnesium-carbon bricks has attracted the attention of scholars all over the world. Tsuboietal. [6]…

Recent investigation of refining furnace lining

In the case of smelting low carbon steel, ultra-low carbon steel and killed steel, the commonly used magnesia chrome brick, alumina magnesia carbon brick, magnesia dolomite brick, castable and commonly magnesia carbon brick cannot meet the requirements of steel quality improvement and smelting speed. Therefore, according to the requirements of steel refining and smelting conditions,…