Powder material S2

  • C2 powder material

    • Designation

    Name The value
    Designation GOST Cyrillic С2
    Designation GOST Latin C2
    Transliteration S2
    By chemical elements Pb2

    Description

    Powder material C2 is used: for the manufacture by powder metallurgy of various components (plates, rings, discs, nozzles and other products according to the drawings) and designed to work in conditions of abrasive and hydroabrasive wear in friction pairs, as well as parts of moulds for hot pressing at temperatures up to 1350 °C.
    Products may not be used in alkaline media.

    Note

    The material on the basis of carbide of silicon.

    Standards

    Name Code Standards
    Hard alloys, ceramic-metal products and metal powder В56 TU 14-1-4909-90

    Chemical composition

    Standard C Si
    TU 14-1-4909-90 ≤1.6 ≤15
    SiC (silicon carbide) is the basis
    According to TU 14-1-4909-90, the chemical composition is given for C2-based powder material on the basis of self-bonded silicon carbide for parts of hot pressing molds. For the material C2 intended for the production of other products, the mass fraction of free silicon in the material is not more than 22.00%, the mass fraction of free carbon is not more than 1.30%.

    Physical characteristics

    Temperature r, kg/m3
    20 29500

    A description of the physical symbols

    Name Description
    r Density

    Technological properties

    Name The value
    Particularities of production of goods In the manufacture of products used raw materials: - grinding materials from silicon carbide according to GOST 26327; - low sulfur petroleum cokes according to GOST 22898; - silicon crystal according to GOST 2169.