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You don't use a ream size for linerboard. The weight is per 1000 square feet of board. EI 42# liner weights 42#s per MSF (thousand square feet).
There is nine square feet on a 3 by 3 square board game.
110 square feet.
chess board.
170
oriented strand board is made by people.
Oriented strand board (OSB) was introduced during the 1980s.
Used instead of plywood. Oriented Strand Board
OSB stands for oriented strand board. It is made of wood strands and waterproof adhesives. The strength of OSB board is equal to that of plywood.
The density will vary depending on the moisture content and the type of wood used in the board but a typical board has a density of 630 kilograms per cubic metre. To work out the surface density (kilograms per square metre) of a board, multiply 630 by the thickness (in metres) of the board.
If you are taking the test for the forclosure bank inspections the answer is Oriented Strand Board
Oriented Strand Board Ordinis Sancti Benedicti (Order of St. Benedict) Order of Saint Benedict
A 1/2" sheet of oriented strand board weighs about 52-53 pounds and a 3/4" sheet weighs about 78-80 pounds. It appears that it is not possible to be more precise because the density of the material is not standardized and can vary depending on the moisture content.
Fleet Street and Trafalgar Square
It is the direction fibers lay in. Oriented strand board is an example. In materials like fiberglass they are at right angles to one another for strength.
Oriented Strand Board (OSB) is used in exterior applications where it is protected from weather by metal, siding, or roofing. Never as an unprotected surface.
hardboard, particleboard, insulation board, medium-density fiberboard (MDF), waferboard, oriented strand board (OSB), and other panelized products made from wood chips and particles.