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Global NbC powder market trend 2022-2030 What is the chemical stability of niobium carbide by Newsthisisdrugs

What is NbC powder?Niobium carbide is an environment-friendly cubic crystal with a metallic radiance coming from a sodium chloride-type cubic crystal system. Its melting factor is high, its hardness is high (microhardness is 235GPa, which is more cha…

Application of seal on oil film bearing of rolling mill and the heavy material used for stability market trend

Application of seal on oil film bearingof rolling mill Oil film bearing is also called liquidfriction bearing. In the process of rolling the mill, liquid lubrication isused to form a complete pressure oil film between the cone sleeve and bushing.The…