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Electrical insulation varnishes for winding wires
Varnishes for the electrical steel
Coatings for pipes
Enamels and Frit for household appliances
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    Diveng
    Varnishes for the electrical steel
    Product SV 320

    Product SV 320

    SV 320 is an organic, C3, insulating varnish for the steel sheets. SV 320 is suitable for high speed application systems and has an excellent punchability.

    Typical properties of the 2-micron coating:

    Parameters
    Values
    Form
    Liquid
    Colour
    Yellow Brown
    pH
    9.60
    Specific gravity at 25C (gm/cc)
    1.056
    Solid content (%)
    38.8
    Viscosity by B4 Cup at 27C (sec)
    34
    Curing Test
    Pass
    MEK Rub Test
    Pass
    Chemical resistance ( 5% CuSO4 ,5 min)
    Pass
    Pencil Hardness 9H
    Pass
    Bend Test
    Pass
    Insulation Resistance
    >9.9-25 Ohm.cm2/lam
    Punchability
    2-3 times bright steel
    Weldability
    Good at low coating thickness, poor at high
    SRA
    Will not withstand
    Possible thickness in microns
    2 - 4.9