Overview,about,nickel,ore,Inci business, insurance Overview about nickel ore
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Incivilian industry, the nickel is often used to make structural steel,acid-resistant steel, heat resistant steel used extensively for a variety ofmachinery manufacturing. Nickel can also be used as a ceramic pigment andanti-corrosion coating, nickel-cobalt alloy is a permanent magnet material,widely used in electronic remote control, and the field of atomic energyindustry, and ultrasound technology in the chemical industry, nickel powder is oftenused as a hydrogenation catalyst.In recent years, in color television sets,tape recorders and other communications equipment and other aspects of nickelamount is increasing rapidly. In conclusion, as a result of nickel withexcellent performance, it has become the development of modern aviationindustry, defense industry and establishment of human high level of materialand cultural life of modern system indispensable metal.Nickel is a siderophile element, thecontent only second to silicon, oxygen, iron, magnesium, and ranks the fifth inthe earth. In the core of nickel containing the highest, is the naturalnickel-iron alloy. In the earth's crust iron containing nickel magnesian rocksabove the silicon aluminum rocks, such as olivine containing nickel is 1000times than granite, gabbro containing nickel is 80 times than granite.The world's known nickel-containingminerals is more than 50 kinds. Most of them exist by sulfides, such aspentlandite, violarite free nickel sulfide form, a considerable portion ofnickel in isomorphous occurs in magnetic pyrite. And nickel oxide ore, nickel lateriteore containing high silicon iron, magnesium, nickel is 1% ^2%; nickel silicate containing lowsilicon iron, magnesium, nickel is 1.6% ^4%. At present, the development and utilization of nickel in nickellaterite ore, which is composed of ultrabasic rock weathering evolved, nickelto nickel limonite forms.Ni2+ has strong affinity for sulfurresistance. In early magma fractional crystallization, nickel content ofcertain premise, nickel enrich in the rock depends on sulfur fugacity. Whenthere are enough sulfur, nickel and sulfur and sulfur compounds ( like arsenic,antimony ) formation of nickel sulfide, in silicate mineral crystallizationfront separated, forming a nickel sulfur ( or arsenic ) compounds ( such asmillerite, pyrrhotite, pentlandite, nickeline, nickel arsenide, annabergite).Usually called garnierite ( i.e. garnierite from serpentine ) is similar toclay water snake and soapstone and magnesium minerals in a series of mixturesin general, oxidation conditions, some are nickel replacement. From the surveysby metalpowder supplier, we know that nickel oxide is the same as nickelsulfide, and has become the important source of nickel now.Source:http://www.mhcmp.com Article Tags: Iron Magnesium, Containing Nickel, Nickel Sulfide
Overview,about,nickel,ore,Inci