| 摘要 |
A method of manufacturing a plywood includes operations of manufacturing veneer plies, drying the veneer plies, preparation of a glue, putting the glue on the veneer plies, formation of packets of the veneer plies, pre-pressing and pressing the packets of veneer plies. During preparation of glue to urea-formaldehyde resin as hardener 5-15 % solution of iron chloride (FeCl3) and carbamide is added in amount of 0.5-1.5 weight parts per100 weight parts of resin at ratio of 1:4. |
