... tile, floor tile 2.Nano finish option 3.Size: 15X60CM,60X50CM,30X60CM 4.Thickness: 10M Stock tiles ... %(max. ±5mm).The deviation, in percent, of the average size for each tile (2 or 4 sides) from ... (2 or 4 sides) from the average size of the 10 test specimens (20 to 40 sides).ISO10545-2 ... in percent, of the average thickness of each tile from the work size thickness.±5%/Straightness of sides(facial sides) ...