Manufacturing method of low density fiberboard

Manufacturing method of low density fiberboard

  • CN 101,229,649 B
  • Filed: 02/20/2008
  • Issued: 06/05/2013
  • Est. Priority Date: 02/20/2008
  • Status: Active Grant
First Claim
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1. method for preparing low density fiberboard, comprise that woodchip, fiber grinding, applying glue to fibers, fiber are mated formation, precompressed, hot pressing, deburring, sanding step, it is characterized in that:

  • when applying glue to fibers, fiber and the adhesive part by weight according to 1;

    1.6-3 is added;

    The solid content of described adhesive is 50%;

    Described hot pressing is carried out hot pressing under 175-185 ℃

    of temperature conditions;

    Described hot pressing time is 15-18 minute, and the closing time of hot press is 20-28 second, and hot pressing pressure is the 14-16 kg/cm.

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