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I believe plywood has piles/fibers orthogonal to each other, in this video they were laid over diagonal to the underlying concrete.
by ozborn 6y ago
I believe plywood has piles/fibers orthogonal to each other, in this video they were laid over diagonal to the underlying concrete.
- hausen 6y agoSome higher-quality plywood does have layers whose grain is at 45 degrees to the adjacent layers: https://www.globalpp.co.uk/blog/why-do-plywood-layers-run-in-different-directions/ https://www.globalpp.co.uk/blog/why-do-plywood-layers-run-in...
- JoBrad 6y agoThat seems like a typo. The title says “opposite”, and just before specifying 45 degrees, the article says the layers are at a “right angle” to one another. Looking at their other products, they seem to differentiate on bonding strength and surfacing, which is pretty common.