Fast quenching amorphous alloy ribbon and preparation method thereof

Fast quenching amorphous alloy ribbon and preparation method thereof

  • CN 101,445,896 B
  • Filed: 12/29/2008
  • Issued: 09/29/2010
  • Est. Priority Date: 12/29/2008
  • Status: Active Grant
First Claim
Patent Images

1. a fast quenching amorphous alloy ribbon is annotated in the use or the mode system of making a bet band, it is characterized in that:

  • Its chemical composition according to the atom percentage is;

    70-85%Fe, at least a among 0.001-4%Nb or Nb, Mo, W, V, the Ta, 0.001-25%Si, 0.001-15%B, 0.001-2%Cu, at least a among 0.005-0.08%Al and the Ti;

    Form dynamic stability, two ends cambered outwards " protruding " shape weld pool between nozzle and the chill roll in the spray band step, the weld pool temperature is 1180-1300 ℃

    ;

    The thickness of described strip is the 18-24 micron, and roughness Ra is less than 2 microns.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×