How To Square A Sheet Of Plywood
If your plywood is moving while you are cutting clamp it onto your saw horses where it won t be in the way of your cutting.
How to square a sheet of plywood. A 4 8 sheet of plywood is 32 ft 2. Mark the location of the square s center on the wood sheet with a pencil. This pattern results in added strength and stability that resists shrinkage and expansion. Add an additional 10 for waste and mistakes.
15 32 cat ps1 09 square structural douglas fir sheathing application as 4 x 8. This comes out to about 94 sheets of 4 x 8 plywood. Cross cutting plywood sheets to desired length. When cutting down i can get two sides parallel with no problem but have difficulty getting two adjacent sides square.
Not all plywood is exactly 4 wide. Again you could swap step 3 and 4 but i usually rip first then cross cut second. The t square i got from the big box is worst than the sheet of plywood. This video is a introduction to a short series about testing my panel cutting method with the 5 cut method.
For example if your roof is 3 000 square feet divide 3 000 by 32. If the diagonal measures 5 at the 3 mark of a 4 wide sheet of plywood then the corner is square. These thin layers also called plies are glued together in alternating perpendicular directions to create a cross graining pattern. Divide the roof s area by 32 32 is the total area of one sheet of plywood to find this figure.
Divide by the total square footage by the square footage of a sheet of plywood to find the number of sheets required to cover the space. I use the festool multi routing template to set the festool track saw square. A string or a chalkline makes a ready reference for checking the straightness of a sheet of plywood. Item 12190 model 154783154783.
Plywood is a popular choice for residential and light duty construction and is made from thin sheets of veneer that have been peeled from debarked wood. Place the framing square with the short leg flush with the sheet s edge and the long leg against the mark. Now that s how to easily rip cut a plywood sheet but what about cross cuts.