... processing (materiality) and shrinking (immateriality). Wood wastage is related to the material, specification of log, equipment capability, technology and ... containing changes, veneer will shrink. Shrink wastage is related to temperature, pressure, hot press time, wood material, moisture ... ratio is 6%-9% 7) Sanding: Sanding plywood surface to make it good. Wastage is powder. Veneer quality is good, ...