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Related species of niobium

Niobium powder is generally made by powder metallurgy method, and its appearance is dark gray, which is used for processing raw materials and producing welding electrodes.
2019-12-23

Preparation of tantalum

Smelting method: there are many kinds of metals in tantalum niobium ore. The main steps of tantalum smelting are to decompose the concentrate, purify and separate tantalum and niobium to produce pure compounds of tantalum and niobium, and then to produce metals.
2019-12-23

Safety measures of zirconium

Fine powder is easy to burn, sometimes it can self ignite and explode. Zirconium powder can also be burned in carbon dioxide and nitrogen. Powder will cause combustion and explosion when heated, exposed to open fire or contacted with oxidant.
2019-12-23

Zirconium

Zirconium is a chemical element, its chemical symbol is Zr, its atomic number is 40, it is a high melting point metal, light gray. The density is 6.49g/cm3. Melting point 1852 ± 2.001 ℃, boiling point 4377 ℃. Valence + 2, + 3 and + 4.
2019-12-23

tantalum

Tantalum TA, a metal element, occurs mainly in tantalite and coexists with niobium. The hardness of tantalum is moderate and it is malleable. It can be drawn into thin foil of filament type.
2019-12-23
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