TU 95.46-82. Zirconium iodide
Are you interested in TU 95.46-82? We offer to buy zirconium iodide from specialized warehouses of the supplier Evek GmbH with delivery to any city. Full compliance with modern quality standards. Supplier Evek GmbH offers to buy rare-earth metals, the price is optimal in this segment of rolled metal products.
General information
Zirconium iodide exhibits better deformability and ductility than similar zirconium containing minerals even at very low temperatures. Zirconium iodide is very resistant to concentrated inorganic acids. The drawbacks include insufficient mechanical strength and corrosion resistance, especially at low temperatures.
Topicality
The method of iodination is used because zirconium binds well with halogens, forming chemically stable compounds. Thermal sublimation removes unavoidable impurities and produces a substance of high chemical purity. Zirconium iodide is produced in the form of rods that are used for production of atomic particle absorbers and individual parts of electrovacuum devices. Since the material is very sensitive to storage conditions, it is packaged in special sealed containers. Evek GmbH offers to buy zirconium iodide rods produced according to technical norms and requirements of TU 95.46-82. The supplier provides timely delivery of products to any location specified by the customer.
Technical characteristics
Zirconium purification method, which involves obtaining gaseous metal compounds with iodine (iodides) and their subsequent decomposition into pure metal and iodine. The iodide method was first referred to in 1923, when it was used by Dutch scientist Van Arkel to obtain pure tungsten. The iodide process is expensive and not very productive, and is gradually being replaced by more promising methods (such as zone melting). However, the purest metals are still produced by the iodide process.
Production technology
Purification is carried out in hermetically sealed containers within which "low" (400-700° C) and "high" (1300° -1700° C) temperature zones are created. Raw metal in the form of powder, shavings, or individual workpieces is mixed with a small amount of iodide in the low temperature zone. The resulting zirconium iodide vapor decomposes into iodine and free metal as it passes into the high temperature zone. Subsequently, the iodine undergoes back diffusion into the original metal, again forming iodide, while the zirconium vapor is deposited in a dense layer on the heated element filament (the filament is usually made of the same pure metal). All impurities that do not form iodides are separated by iodide refining. Pure metal rods with a diameter of up to 0.04 m and a length of up to 1 m are produced in this way.
Applications
Zirconium iodide is used as a gas absorber in arc furnaces that smelt rare metals and alloys. Zirconium can be machined to produce various shapes due to its low content of detrimental impurities. After shaping, zirconium iodide rods are subjected to surface cleaning and grinding.
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Are you interested in TU 95.46-82? We offer to buy zirconium iodide, the price - determined by the technological features of production without including additional costs. The website of Evek GmbH displays information on the latest arrivals of products. It is possible to order rolling of any metal. We invite to partner cooperation.