Polyester fabric which provides a bulk layer or a core to make the finished product stronger to impacts and can be used as a print blocker. Helps to reduce weight but maintain thickness of projects. Commonly used for thickening flat panels. Corematt should be fully impregnated with resin in order to bond and become a strong stiff layer.
Available as a 1020mm wide cloth, in 1mm, 2mm and 3mm thicknesses and can be purchased by the meter.