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- home > Supply > Pinus sylvestris wooden processing select Broadcom, wooden size] [Pinus sylvestris, Pinus sylvestris wooden Qingdao
Pinus sylvestris wooden processing select Broadcom, wooden size] [Pinus sylvestris, Pinus sylvestris wooden Qingdao
Information Name: | Pinus sylvestris wooden processing select Broadcom, wooden size] [Pinus sylvestris, Pinus sylvestris wooden Qingdao |
Published: | 2013-12-11 |
Validity: | 0 |
Specifications: | Limitation |
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Price Description: | |
Detailed Product Description: | Pinus sylvestris wooden processing select Broadcom, wooden size] [Pinus sylvestris, Pinus sylvestris Qingdao wooden timber provided by Broadcom. We are Rizhao City Arashiyama district Broadcom wood processing plants (www.botongmuye.com) here: Shandong Rizhao professional: processing and sales of New Zealand radiata pine, Douglas fir USA, USA hemlock, spruce, pine, white warm-up phase is process from the outdoor environment, influenced by outside, when the temperature to 40 ℃, melting ice, free water surface evaporation, after doing sylvestris wooden model slice size, measure the center of the plate temperature is below 28 ℃, 5 hours and then measuring the sheet reaches the center of the preheating temperature steaming process started, the simple use of steam injection heating to above 95 ℃, and maintained at this temperature a certain time depending on the thickness, the latter to ensure the removal of the final dried pine effect, generated using its gradients from the turpentine out. Sylvestris early in the dry, moisture gradient large wooden Pinus sylvestris price, easy to crack, it should be a lower air temperature and high humidity. With the decrease of wood moisture content, the air temperature rises in stages to reduce humidity. When the moisture content down to about 26% accelerated stress specimen deformation, which is the cell cavity clean and free water has evaporated water sorption cell wall is saturated, the size of the contraction is not balanced, then do the steaming treatment. High-temperature steam role in tissue between Pinus sylvestris wooden plate, not only to clear the channels of water flowing to ease the stress of timber growth, reducing the variety of deformation, while addressing the majority of resins and extracts to improve the drying speed and quality. With the decrease in moisture content, the slow rate of decline of water, higher temperatures and lower humidity. In the late wood properties has been basically stable, raise the temperature reached 90 ℃. When the moisture content down to requirements, can be the end of the treatment, in order to balance sheet layered moisture gradient, to prevent deformation of the sheet out of the kiln. Drying defects seen a material quality indicators in line with GB/T6491-1999 standard moisture content in line with the national quality standard two timber drying cycle eight days, the time it meets the general requirements, the task is completed is ideal. Pinus sylvestris seeds by seed requirements: 1 seed with a seed unit can only be used with origin labels; 2. With the kind of seed units should use the following principles: (1) basic seed area with the kind of unit area at a seed planting, the seeds should be used seed zone; (2) where the priority afforestation. The seeds of the same sub-region; (3) seed the seed region can not meet the needs of afforestation, by the higher authorities, according to the Inter-District for allowing the use of the specified range of other seed seed region; (4) Hulunbeier seed area and Hung Yen. Seed Seed Ridge area, the seed can be allocated to the Inner Mongolia Plateau area and Changbai Mountain area using seed; (5) on both sides of the seed boundary adjoining counties, cities can use each other species. |
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Copyright © GuangDong ICP No. 10089450, Rizhao City Arashiyama district Broadcom wood processing plants All rights reserved.
Technical support: ShenZhen AllWays Technology Development Co., Ltd.
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You are the 40981 visitor
Copyright © GuangDong ICP No. 10089450, Rizhao City Arashiyama district Broadcom wood processing plants All rights reserved.
Technical support: ShenZhen AllWays Technology Development Co., Ltd.
AllSources Network's Disclaimer: The legitimacy of the enterprise information does not undertake any guarantee responsibility