2020-11-03 Electric arc furnace steelmaking is in the ascendant in iron and steel production enterprises. At present, among the three methods of open hearth steelmaking, converter steelmaking and electric arc furnace steelmaking, Now the common question when you met , kindly check for reference.
Read More 2019-08-13 We use pencils and Pencil Lead in our daily life. The words written are gray and black. What materials are used in them?It's graphite powder. Graphite powder for pencil lead? The answer is graphite powder.In the process of producing pencil lead, the raw materials are mainly graphite powder and clay.
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