Titanium easy and air react at high temperatures, but the melting point up to 1668 ℃. At room temperature, titanium afraid aqua regia and dilute nitric acid corrosion, rare metal recycling wholesale market, but more than 5% sulfuric acid corrosion intolerance and 7% hydrochloric acid corrosion. Titanium is not afraid of the water at room temperature, it was once a piece of titanium sink to the bottom, five years later to take up a look, sticky above many small animals and undersea plant, but he is not rusty, precious metals recovery, still shiny. People began to use titanium to make submarines - titanium submarines. Because titanium is very strong and can withstand high pressure, this submarine can sail at a depth of 4500 meters in the deep sea. Distribution of the national production of tungsten resources in tungsten is a big country, where there are rare metal recycling, production and exports are highest in the world. Henan, Jiangxi, Hunan, the country ranked the top three reserves, including reserves of tungsten resources in Jiangxi and Hunan provinces of the country accounted for 55.48%. Jiangxi mainly black tungsten based, Which expensive rare metal recycling, and Hunan are the main scheelite. The black tungsten reserves accounted for 42.40% of the total national wolframite. And generally are located in the eastern coastal areas of Guangdong Nanling both sides, especially south of Jiangxi is more, it accounted for more than half the world's reserves total reserves. In addition, Hunan Yu Cheng, Anhua, linwu Dayu, Jiangxi and other places, as well as Fujian, Guangxi, Sichuan and other provinces have China's tungsten production resources. The major producer of tungsten ore resources overseas in Canada and the United States. Rare metal recycling companies, precious metals recycling, renewable resources by the East in mind Dongguan Chang Ping Tung Kee renewable resource recycling offer. Dongguan Chang Ping Tung Kee renewable resource recycling (www.dongji8.com) strong, credible, Guangdong Dongguan scrap recycling industry has accumulated a large number of loyal customers. The company better work attitude and constantly improve the innovation will lead the East in mind the concept of renewable resources into the brilliant and you work for a better future!