I. Precise Classification (3 Core Dimensions, Universal for QC Filing) 1. By Defect Location (Easiest On-Site Identification) Core Interlayer Delamination/Blistering: Most common; separation at veneer-to-veneer bonding interface with varying areas Core-to-Face/Back Transition Layer Delamination: Critical stress-bearing zone, prone to extended cracking and structural strength reduction Local Spot Delamination: Small-area single-point hollowing, mostly isolated process flaws 2. By Visual Morphology (Visual …

1. Inspection Purpose This is a simple non-destructive sampling inspection method widely used in factory quality control (QC) and third-party inspection, aiming to quickly screen internal defects of plywood, including interlayer debonding, hollow spots, blisters, lack of adhesive and delamination. It features high efficiency and easy operation, making it an essential QC technique for batch plywood inspection. 2. Core Principles …

There is no independent, dedicated “Thailand Birch Plywood and MDF Association” as a standalone organization. The sector is represented by broader wood industry bodies, with Thai Timber Association (TTA) being the primary umbrella association covering plywood (including birch plywood) and MDF. Thai Timber Association (TTA) – The Core Industry Body Full Name: สมาคมธุรกิจไม้ (Thai Timber Association) Official Website: http://www.thaitimber.org/ Facebook: …