1. GENERAL INSPECTION INFORMATION Product Name: Primed Finger-Jointed Pine Mouldings Origin: Vietnam Export Markets: United …
Read More »UV‑Coated / UV‑Prefinished Birch Plywood — QC Checklist & Defect List
Part 1 ‑ Substrate (Bare Birch Plywood) Defects (inherited from base veneer) Same core wood defects as standard birch plywood before UV coatingСвеза. No.Defect Description1Pin knots2Sound / intergrown knots (light‑dark)3Partially intergrown knots4Black knots, loose knots, knot‑holes (no bark inclusions)5Close shakes6Open shakes / open veneer splits7Timber‑structure flaws: diagonal grain, swirly grain, burls, bud traces8Inner inbark (light / dark)9Open inbarks10Sound discoloration (false heartwood)11Sound discoloration: streaks …
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