What is plywood PPT?
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What is plywood PPT?
PLYWOOD IS A MANUFACTURED WOOD EQUALLY PANEL FROM THIN SHEET OF WOOD VENEER. IT IS ONE OF THE MOSTLY USED WOOD PROUDUCTS. PLYWOOD IS RESISTANCE TO CRACKING, SPLITTING, SHRINKAGE, TWISTING AND HAS HIGH STRENGTH.
What is the manufacturing process of plywood?
To sum up the production process; logs are peeled into veneers, the veneers are lathered in glue, laid up so that the grain direction of each veneer is perpendicular to its adjacent veneer, pressed together, trimmed and sanded.
How plywood are made enumerate the process?
The manufacture of softwood or hardwood plywood consists of nine main processes: log storage, log debarking and bucking, heating the logs, peeling the logs into veneers, drying the veneers, gluing the veneers together, pressing the veneers in a hot press, plywood cutting, and other finishing processes such as sanding.
How is plywood made process?
Plywood: The Production Process
- Step 1: The Forest.
- Step 2: Transport to the Mill.
- Step 3: The Log Pond.
- Step 4: De-barking the Logs.
- Step 5: Cutting the Logs.
- Step 6: Peeling the Logs.
- Step 7: Sizing and Grading.
- Step 8: Drying the Veneers.
What are the uses of plywood?
The most prominent use of plywood is in structural applications. Plywood can naturally withstand a lot of stress and full weather exposure. Structural plywood is best used for beams and hoardings, but it is commonly used in crates, bins, internal structures, outdoor furniture, and boxes.
How is plywood made technology student?
It is composed of individual plies / veneers of wood. It is very strong due to the way the plies are put together. The grain of each ply is positioned at ninety degrees to the pieces of ply above and below it. The plies are glued together with synthetic resin, making a very strong composite material.