2015年8月3日星期一

Green Chrome Oxide-Adding Splendid Colour for Living



Chrome oxide, using the chemical name of Cr2O3 has different colors varing from bright green to dark green. Presenting in the form of crystal energy, it has the density of five.21, fusing point at 2266?? and boiling point at 4000??. With metal luster, magnetism and fantastic covering energy, chrome oxide nonetheless has performances of higher temperature resistance and insolation resistance. It's insoluble in water and hardly dissolvable in acid. Also, it keeps steady in the air so that it has no impact on gases such as acid alkali, sulfur dioxide and hydrogen sulfide. Chrome oxide plays an important role in Inorganic Pigment  field by its excellent and prominent pigment property and sturdiness also as the higher covering energy and color saturation.
At present, green chrome oxide is primarily applied in smelting chromium metal and chromium carbide. It's also applied in material dying like enamel, ceramics, glass, artificial leather, fireproof material and building material. Besides, it's utilized in organic compound catalyst and manufacturing sun-proof material, special ink for printing paper, grinding material by metal polishing, metal facial chromizing and magnetic material. These days, most green chrome oxide is applied in metallurgy, manufacturing chromium metal and chromium alloy, refractory material and grinding powder. For the reason that it has similar plants chlorophyll, it could also be utilized in camouflage paint which tends to make it indistinctive in infrared mapping. Therefore, it was ever applied in weapon defend coating in the military.
Ceramics tiles manufacturing enterprises commonly seldom straight apply green chrome oxide. The reality is the fact that the ceramic pigment applied consists of element of green chrome oxide that is usually known as Chrome Green Ceramic Pigment. The frequently noticed variety of ceramic paintings containing green chrome oxide consists of peacock blue, peacock green, navy blue, navy green, grass green, black, coffee, orange, cream colored, reddish brown, golden yellow and others. Basically most ceramic pigment contains the component of green chrome oxide. Definitely it is the exception for zirconium series goods.
Today, with high technology creating rapidly, coating brings fantastic splendidness to our living. Many people know that coating is diversified in colors and types. The mostly frequently contacted coating includes fireproof coating, water based paint, solvent based coating and all of the like. Behind the coating of all sorts, we can't but to mention their main compound paint raw material, green chrome oxide. As a kind of primary colour improvement and colour auxiliary additive, Fused Chrome Oxide is widely applied in most ceramic pigment.
In ceramic industry, application amount of green chrome oxide is same amazing. Based on incomplete statistics, the amount green chrome oxide applied in ceramics and the associated assorting enterprises every year reaches tens of tons. Basically, as long as it is a ceramics enterprise, there straight or indirectly applies green chrome oxide. Particularly in chemical material required by pigment enterprises, green chrome oxide occupies a large proportion. Commodity green chrome oxide is mainly directly or indirectly manufactured from sodium bichromate whose yield appropriately occupies 20 % of total sodium bichromate consumption with a sound chromium oxide price.

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