Packaging boards of various sizes
Basic thickness: 13 - 24 mm
Width: 50-150 mm
Basic length: 600, 800, 1000, 1100, 1140, 1200 mm
Quality requirements for the type I:
conifer wood and hardwood, fresh cutting, not blackened, right angle, without rot, without cracks, without mold and pests' damages.
Quality requirements for the type II:
without cracks, without rot, allowable chamfer 1/3 of the width of the thickness, well-preserved tolerances for cutting, equal sizes.