Lianyungang three source Wood Co
Contact: Zhou total
Address: Guanyun County, Guanyun Town, Lianyungang City, State Road 204, Peng depression
On the production of plywood and wood raw materials, many customers want to know, today we specifically ask poplar packaging plywood manufacturers experts to tell us about these two aspects.
I plant experts, from large or coarse wood or non-wood raw materials through some reasonable processing, with a certain law and shape of the relatively small raw materials, that is, the basic unit. While the manufacturing basic unit is called basic unit processing. So poplar wood packaging plywood production methods and wood raw materials, including what?
1, the production of plywood which several?
(1) wet and heat method (out): veneer veneer without drying that is hot-pressing adhesive, easy to bubble, stratification, warping, can not use urea-formaldehyde glue, bean gum.
(2) dry and cold method: veneer after drying glue, at room temperature under pressure, such as dry plastic armpit, latex.
(3) dry heat method: veneer drying adhesive hot pressing, the use of some thermosetting glue.
2, plywood production requirements of the wood raw materials which?
(1) log size: plywood timber minimum diameter of 26cm, check foot diameter by 2cm upgrade;
(2) the quality requirements of logs: there should not be on the veneer board rate and quality of veneer have a serious impact on the defects;
(3) wood material: large density, high hardness or dry warpage after serious deformation of the tree species, to avoid use;
(4) Log length: According to national standards, plywood with logs measuring length of 4m, 5m, 6m, length tolerance of +6, -2cm.
The above is the poplar plywood packaging manufacturers on plywood production methods and the introduction of the wooden requirements, if you would like to learn more about this knowledge, please continue to pay attention to us. Finally, I wish you a happy life.