Stitched Combination Mat is made by stitching continuous roving and chopped strands together.  One layer is continuous roving in the direction of  either 0°&90°) or ±45°,the other layer is well-distributed chopped strands.
Stitched Combination Mat is compatible with polyester, vinylester, phenolic and epoxy resins. This kind of mat  is widely used in pultrusion, hand lay-up and RTM process. It is used widely in the FRP boat and large-size structural shapes.