Grading Rules

Grading Rules

Plywood QC Inspection Checklist : Part 13 warping and twisting

Plywood QC Inspection Checklist : Part 13 warping and twisting When inspect plywood ,normally the first top piece of plywood always have a little warpping,not just because of the manufacturing factory ,maybe the packing and conditioning problems or bottom pallets problems . Wood warping is a deviation from flatness in plywood as a result of stresses and …

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