Quality supervision and spot check of particle board products and common quality defects
According to the requirements of such standards as Chipboard (GB/T 4897-2015) and Indoor Decoration Materials – Wood based Panels and Their Products – Limits of Formaldehyde Release (GB 18580-2017), spot checks were conducted on the water absorption thickness expansion rate, static bending strength, internal bonding strength, surface bonding strength, formaldehyde release and other items of particle board products.