• Couche de papier de base
  • 1

Couche de papier de base

  • 26/12/2018 09:05:01

La couche infrieure du papier imprgn de rsine est un papier central. Habituellement, le papier non blanchi est imprgn dune rsine phnol-formaldhyde jusqu une teneur en rsine de 20% 30% (la quantit de rsine dans le papier imprgn de rsine). Le papier dme a

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