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Shijiazhuang BKDR metallurgical materials co., Ltd has devoted itself to the research, production and sale of metallic addition for many years. It is a new and high technology enterprise that supplies excellent total solution for ferrous metal casting. Company relies to University of Science and Technology Beijing to research the high quality metallic addition. In 2011, a new type Nano-sized titanium nitride modificator was developed and put on the market, obtained the approval and praise of customers. Currently,…...  |  MORE INFO →

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