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In India there are many small rotary kiln furnaces producing DRI, known locally as sponge iron, using coal as energy and reductant source. Some of the sponge iron plants are captive to steel mills, but there is a significant domestic merchant market, India producing 57% of its crude steel in electric arc furnaces (2016).
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In a DR process, iron ore pellets and/or lump iron ores are reduced by a reducing gas to produce DRI or hot briquetted iron (HBI). Depending on the generation of the reducing gas, two different DR processes are commercially available: gas-based and coal/oil-based. In the gas-based DR process, the reducing gas is produced by chemically reforming ...
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DRI, also known as sponge iron, is the product of reducing iron oxide in the form of iron ore and steel plant wastes into metallic iron, below the melting point of iron and typically in the range of 800-1200 °C. Iron oxide is charged into shaft furnace, rotary kiln, or fluidized beds in the form of pellet, iron ore lumps, or fines.
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The Contractor should use the suitable mechanical machines to cut the pavement in straight lines and the edges should be vertical. In addition, the Contractor should always use vehicles with suitable tires (Air tire) that will not damage the road surface pavement. 2.03.9 Technical Specifications of Thrust Boring A. Scope of works
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Mar 09, 2013· The process of sintering begins with the preparation of the raw materials consisting of iron ore fines, fluxes, in-plant metallurgical waste materials, fuel and return fines of the sinter plant. These materials are mixed in a rotating pelletizing drum and water is added in order to reach proper agglomeration of the raw materials mix.
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Supplier From Saudi Arabia, Saudi Arabia For sale iron code for building SABIC bars Of all sizes, The quantity is 500 thousand tons The price is exclusive Per ton price: 213.4 + 26.6 for brokers =240$ Payment / LC Shipping / fop Iron is available in the Kingdom of Saudi Arabia
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According to S&P Global Market Intelligence [38], Ma'aden is among the top 25 mining companies in the world, with a market capitalization of US$16.31 billion at the end of 2017. 1 The principal ...
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