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Sponge iron is used in the iron and steel industry as a substitute for scrap in induction and electrical arc furnaces. Over the years, the shortage of expensive melting scrap has made sponge iron a significant raw material for manufacturing high quality steel.
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Railway Material Specialists Since 1928. Harmer Steel began in 1928 as a reliable supplier of rail and track accessories. Today, as one of North America's leading rail products suppliers, Harmer Steel maintains a large inventory and provides a wide variety of rail fabrication services.
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In this article we will discuss about:- 1. Manufacture of Cast-Iron 2. Composition of Cast-Iron 3. Types 4. Properties 5. Uses 6. Castings 7. Types of Castings 8. Characteristics of a Good Casting 9. Defects in Casting. Manufacture of Cast-Iron: The cast-iron is manufactured by re-melting pig-iron with coke and limestone. This re-melting is done in …
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Iron processing - Smelting, Refining, Alloying: The primary objective of iron making is to release iron from chemical combination with oxygen, and, since the blast furnace is much the most efficient process, it receives the most attention here. Alternative methods known as direct reduction are used in over a score of countries, but less than 5 percent of iron …
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