Method for calendering pure copper foil

Method for calendering pure copper foil

CN
  • CN 100,491,000 C
  • Filed: 12/25/2006
  • Issued: 05/27/2009
  • Est. Priority Date: 12/25/2006
  • Status: Active Grant
First Claim
Patent Images

1. , a kind of method of calendering pure copper foil may further comprise the steps:

  • A, with 0.08-0.12mm fine copper band annealing in process;

    B, fine copper band are cold rolling on cold-rolling mill, make Copper Foil,It is characterized in that;

    among the described step a, copper strips is positioned in the annealing furnace, and the annealing furnace temperature is set to 350-550 ℃

    , and annealing time 6-8 hour, the insulation of annealing back was taken out, and is cooled to room temperature.

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