Slag basicity ratios
WebFeb 21, 2024 · As CS is difficult to measure directly, often the sulphur distribution ratio ( LS) is used, which is the ratio between sulphur in the slag ( X(S), typically as sulphides) and sulphur dissolved in the hot metal ( X[S]) [ 24–26 ]: L S = X ( S) X [ S] (5) CS can be calculated based on LS with Equation (6): log ( C S) = log ( L S) − log ( K S 2 Θ) − … WebDec 23, 2024 · In the decreasing order of importance, the homogeneous liquid slag viscosity of iron–silicate metallurgical slag is affected by various factors: Fe/SiO 2 ratio > …
Slag basicity ratios
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WebNov 3, 2024 · As a part of ongoing work on metal droplet dephosphorization, this study specifically investigated the effect of slag basicity (V ratio) by employing time lapse … Webreducible oxides in slag, mainly content of MnO which must be less than 0.8%. Also was found optimal Calcium-aluminate ratio 3:1 and Optical basicity of slag in range 0.83 – 0.86. It can be very complicated to respect this parameters in practical steelmaking, but it is possible to approach them.
WebOct 29, 2024 · The dephosphorization slags with different basicities were quantitatively analyzed. At the lower basicity range of 0.9–2.59, both LP and dephosphorization ratio … WebSlagsamples werecollectedand usedto estimate theactivitycoefficientandofsilica inthe slagandto investigate the influencesof basicity,temperature andoptical basicityon bothofthem. Arelationshipbetweenthe activitycoefficientand temperaturewasobtainedwhich showsthat therelative partialmolarenthalpyof solution of SiO.inthe slagis70.0kJ/mol.
WebThe total slag weight is 3 kg SiO2 (from DRI) + 8.4 kg CaO (for V ratio of 2.8) + 2 kg MgO (for refractory) / 0.6 (SiO2+CaO+MgO represent ~60% of the slag make up) = 22.3 kg/DRI ton of total slag. With 35% FeO in the slag, this means 7.8 kg of FeO or 6.1 kg of Fe lost to the slag. WebOct 27, 2024 · The viscosity decreased as the basicity increased and increased as the Al2O3 content increased. To determine the effect of the Al2O3 content and basicity on the …
WebApr 9, 2024 · In this paper, the thermodynamic properties of the PbO-ZnO-FeO-Fe2O3-SiO2-CaO six-component slag system were studied by using the molecular-ion coexistence theory, and the influence of slag composition changes on the activity of each structural unit was analyzed. The results show that the calculated value of the activity model is in good …
WebNov 9, 2024 · Metallurgical Slag pH Measurement. Table of Contents. The correlation of the high temperature chemical properties of slag-metal systems with some easily measured … goshen apple orchardWebAt the dephosphorization temperature range of 1385–1410 °C, the dephosphorization ratio is higher than 55%, the P2O5 content in the dephosphorization slag is 3.93–4.17%, the logLP value is... goshen apartments indianaWebThe paper presents a balance model of the blast-furnace process improved by the researchers from the Ural Federal University and Magnitogorsk Iron and Steel Works. It generally represents a system of deterministic dependencies characterizing the goshen apartments nyhttp://www.ams.tuke.sk/data/ams_online/2009/number2/mag03/mag03.pdf goshen aquatic center calendarWebApr 14, 2024 · The results indicated that the dephosphorization ratio was increased with the increase of basicity. Even at the low basicities of 1.73 and 1.83, the dephosphorization ratios can be as high as 77.3 ... goshen apartments paWebFeb 13, 2024 · In industry, weight ratios of basic components over acid components are extensively expressed as basicity and much of the slag literature listing properties … goshen arkansas history of fruit marketsWebDuring current study, effect of temperature, FeO, CaO, SiO2 content and basicity ratio B2 on slag’s electrical conductivity was studied experimentally. It was found that, electrical conductivity increases with increasing temperature, %FeO, %CaO and basicity B2. On the other hand electrical conductivity was decreased with increasing SiO2 content. chic pumpkin decor