Editor at 19:42, 11 April 2023

2023-04-11T19:42:11Z

← Older revision		Revision as of 19:42, 11 April 2023
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		+	[[File:Wood plank cupping 1000.jpg]]
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	Wood cupping describes where a plank or piece of wood bends across it with or across its grain and is the impact of shrinkage. When wood is observed in cross secrion wood cuts normally cup in the opposite direction to the flow of growth rings.		Wood cupping describes where a plank or piece of wood bends across it with or across its grain and is the impact of shrinkage. When wood is observed in cross secrion wood cuts normally cup in the opposite direction to the flow of growth rings.

	This characteristic may be used to its advantage for example where two layers of wood planks are used as roof sarking or vertically in fencing. In a roof the outermost planks are laid to cup downwards, whilst the layers beneath are laid to cup upwards, this causes the plank curves to tighten against each other over time, thus creating a better seal for the roof face.		This characteristic may be used to its advantage for example where two layers of wood planks are used as roof sarking or vertically in fencing. In a roof the outermost planks are laid to cup downwards, whilst the layers beneath are laid to cup upwards, this causes the plank curves to tighten against each other over time, thus creating a better seal for the roof face.
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	[[Category:DCN_Commentary]] [[Category:DCN_Definition]]		[[Category:DCN_Commentary]] [[Category:DCN_Definition]]

Editor: Created page with "Wood cupping describes where a plank or piece of wood bends across it with or across its grain and is the impact of shrinkage. When wood is observed in cross secrion wood cuts no..."

2023-04-11T12:00:40Z

Created page with "Wood cupping describes where a plank or piece of wood bends across it with or across its grain and is the impact of shrinkage. When wood is observed in cross secrion wood cuts no..."

New page

Wood cupping describes where a plank or piece of wood bends across it with or across its grain and is the impact of shrinkage. When wood is observed in cross secrion wood cuts normally cup in the opposite direction to the flow of growth rings.

This characteristic may be used to its advantage for example where two layers of wood planks are used as roof sarking or vertically in fencing. In a roof the outermost planks are laid to cup downwards, whilst the layers beneath are laid to cup upwards, this causes the plank curves to tighten against each other over time, thus creating a better seal for the roof face.

[[Category:DCN_Commentary]] [[Category:DCN_Definition]]

Wood cupping - Revision history

Editor at 19:42, 11 April 2023

Editor: Created page with "Wood cupping describes where a plank or piece of wood bends across it with or across its grain and is the impact of shrinkage. When wood is observed in cross secrion wood cuts no..."