There are many kinds of formwork panel and beams like the steel beam, woodedn beam, film faced plywood, plastic beam etc. that can be seen in the building site. But the film faced plywood is undoubtedly the most eco friendly and cost effective products.
Because film faced plywood is produced to the smooth, maintenance free surface that is easy to keep clean, ready to use and has a high load bearing capacity. So it is suitable for the out door usage especially the building concrete formwork including farm building, sport facilities and vehicle walls and linings which can retain its shape under most conditions.
Besides, as it is made up of the natural wood veneers, so the it is light weight. In addition, it is bonded with the phenolic glue so the recycle times can be up to 25 times. {get-article-link}
Comparing with the film faced plywood, the I joist beam and the LVL scaffolding plank also are good to be used in the building site.
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The eco friendly film faced plywood
原文：http://10622006.blog.51cto.com/10612006/1683683