Film-faced plywood:
Size(mm): 915x1830,1220x2440,1250x2500,1500x3000
Thickness(mm): 9,12,15,18,20,21
Core: poplar, hardwood, birch, pine, combined

Commercial plywood:
Size(mm): 1220x2440
Thickness(mm); 2-21
Core: poplar, hardwood, birch

MDF, 3Ply, Partical, OSB, H-beam