Tubular, or hollow core particle board Tubular core chipboard is a kind of chipboard which has tube holes inside horizontally manufactured, is made using the extrusion press system resulting in an ideal combination of light weight and stability. Working Properties.
Particle board, also known as particle board and chipboard, is an engineered wood product manufactured from wood chips, sawmill shavings, or even sawdust, and a synthetic resin or other suitable binder, which is pressed and extruded.