natural mica tungsten rock crusher

natural mica tungsten rock crusher

High carbon steels rich in tungsten and chromium provide wearing metal-cutting tools, which retain their high hardness at temperatures up to 600 C. An example is 18/4/1 steel containing 18% tungsten, 4%of chromium, 1% vanadium, and 0.8% carbon. Stainless Steels

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  • PROJECTS DONE 6250

    PROJECTS DONE

  • Serve the nation 160

    Serve the nation

  • Enterprise staffs 600

    Enterprise staffs

  • skilled worker 260

    skilled worker

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