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In North America, market practices for dimensional lumber made from hardwoods [a] varies significantly from the regularized standardized 'dimension lumber' sizes used for sales and specification of softwoods – hardwood boards are often sold totally rough cut, [b] or machine planed only on the two (broader) face sides. When hardwood boards are ...
Logs are typically cut into appropriate lengths using a chainsaw, then the "ringers" or cuts are split with an axe into cubes which are small enough to handle, usually 45 to 204 kilograms (100 to 450 lb), then stacked on a rope. The rope is looped around the stacked wood, and the ends passed through an eye spliced in the end.
Lignum vitae is hard and durable, and is also the densest wood traded (average dried density: ~79 lb/ft 3 or ~1,260 kg/m 3); [4] it will easily sink in water. On the Janka scale of hardness, which measures hardness of woods, lignum vitae ranks highest of the trade woods, with a Janka hardness of 4,390 lbf (compared with Olneya at 3,260 lbf, [5] African blackwood at 2,940 lbf, hickory at 1,820 ...
According to geographer Michael Williams, by 1860, about 153 million acres of forest had been cleared for farms, and another 11 million acres cut down by industrial logging, mining, railroad construction, and urban expansion. A fourth of the original forest cover in the eastern states was gone.
Graf Brothers Flooring and Lumber specializes in, and is the world's largest manufacturer of, rift and quarter sawn oak products. [3] Rift & Quartered lumber results from a unique way of sawing that maximizes the yield of lumber with vertical grain.
In the narrow sense of the terms, wood, forest, forestry and timber/lumber industry appear to point to different sectors, in the industrialized, internationalized world, there is a tendency toward huge integrated businesses that cover the complete spectrum from silviculture and forestry in private primary or secondary forests or plantations via the logging process up to wood processing and ...