Chopped Strand Mat or “Mat”
This is the general purpose reinforcement, commonly referred to as mat or just glass. A mat of random short fibers, about 2 in, 50 mm, long held together with a binder for ease of handling. It is the easiest form to use. The binder dissolves in resin so mat breaks up readily and when ‘wet’ can be worked easily into any shape. The strength of mat is less than with woven material but sufficient for most purpose