The cutting performance and toughness of steel can be effectively improved by adding appropriate proportion of iron sulfide in the process of steelmaking, which plays a good role of inoculant in the casting process. It can also improve the...
时间：2021-04-02浏览：163
The average ore sulfur content of pyrite mine is about 35%, Some mines has rich veins of sulfur its content is about 46%, but proportion of such mines are very few. Ore will have a certain proportion of stone，mud and other debris, So only...
时间：2021-04-02浏览：63
The main pyrite mining area in Guangdong is located in Yunfu area, and Yunfu pyrite is also the largest pyrite mine in China. The terrain of the mining area is high in the West and low in the East, high in the north and low in the south, an...
时间：2021-04-02浏览：141
