... , dimensional stability, stiffness, smoothness and difficult to shrinkage deformation, positioning of good.4, good impact resistance. (Due to mesh, high strength, toughness, good ... :1,6 X16 mesh, 15X14 mesh, 12X12 mesh, 10X10 mesh, 9X9 mesh, 8X8, 6X6 mesh, 6X5 mesh, 5X5 mesh, 5X4 mesh, 4X4 mesh, 3X3 mesh, 2.5X2.5 mesh, 1X1 mesh and so on ...