MC <= 12%
Uniform lamellae width except on trimmed edges, lamellae length >= 15cm
Joints excluding breakout, gaps, holes and excess glue. Smooth sanding: grit#240. Glue: JAS-F4
White A-grade: all white only; no knots, no heartwood, no blue stain, no splits and other defects.
Brown A-grade: all brown only; no knots, no heartwood, no blue stain, no splits and other defects.
AB-grade: white and brown wood mixed; no knots, no heartwood, no blue stain, no splits and other defects.
A grade:
Thickness: 20/25/30mm
Width: 500/600mm
Length: 4200mm
Thickness: 20/25/30mm
Width: 500/600mm
Length: 4200mm