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In the heavy industry landscape, the Submerged Arc Furnace (SAF) is a giant. Smelting silicon metal, ferrosilicon, and ferrochrome at over 2,000°C requires immense power. But behind this raw force lies a silent thief: electrical inefficiency. For decades, plant managers have battled high energy bills and unstable production. The solution? Low Voltage (LV) Reactive Power Compensation. While the concept is technical, the impact is simple: more metal, less waste. As a leader in metallurgical engineering, CHNZBTECH has spent years perfecting these systems to turn sluggish furnaces into high-efficiency powerhouses. Here is how they do it.
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From April 7 to 9, CHNZBTECH participated in the International exhibition «UzMetalMashExpo-2026», held at Uzexpocentre in Tashkent. The exhibition focuses on metallurgy, metal processing, machinery, and welding, bringing together industry professionals and equipment suppliers from Central Asia and beyond.
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Silicomanganese furnaces play a crucial role in the production of ferroalloys, essential components in the steelmaking process. Maximizing the yield and purity of the final product is imperative for ensuring efficiency, quality, and cost-effectiveness in alloy manufacturing. In this article, we delv
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On the basis of the original seamless method of carbon bricks, the carbon bricks are reprocessed into annular grooves and concave structures, and the characteristics of self-baking carbon materials are used ingeniously to connect the carbon bricks, including the same layer and interlayer, so as to block the molten iron. The gap between penetration and horizontal penetration connects the carbon bricks of the entire furnace lining into a whole. The furnace lining not only has the excellent performance of carbon bricks, but also has the integrity of the third integral tamping method, which better solves the current problems.
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The electrode lifting hydraulic proportional valve speed automatic regulator adopts a control system composed of a Siemens programmable controller, which is simple and reliable to operate.Electrode lifting mechanism adopts oil cylinder transmission, which is flexible, safe and reliable.The tilting of the furnace body adopts the form of hydraulic transmission, and the integrated block hydraulic valve. The hydraulic station is equipped with two plunger pumps, one for use and one for backup, and is equipped with an energy storage tank, which has the function of maintaining pressure. Six large cross-section water-cooled cables, conductive cross arms, flexible compensators, copper bars, and energy-saving short nets arranged in a triangular space. The impedance value of the short network is ≤0.5+ j 2.3mΩ, and the unbalance of the three-phase impedance is ≤5%.
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The electric furnace method is the main method for smelting continuous cast steel|iron alloy, and the output of electric furnace ferroalloy accounts for more than 70% of the total ferroalloy output. Electric furnaces can be divided into submerged arc furnaces and electric arc furnaces, also called r
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The ferroalloy refining furnace is mainly used for desilication refining of ore, high-silicon low-carbon ferroalloy re-refining products and fluxes to obtain medium-carbon, low-carbon, and micro-carbon ferroalloy products. It is generally an electric arc smelting furnace; Smelting of ferroalloy prod
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Reasons and analysis of furnace damage1. The electrode working end is too long for a long time, and the furnace bottom refractory material is consumed a lot, which causes the temperature of the furnace bottom to rise abnormally or the result of furnace bottom burning through.2. The working end of th
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