The detailed specitication, test basis GB/T4100-2015 (Annex G), Ceramics Tile Annex G Dry-pressed ceramic tiles with low water absorptiong E≤0.5% Group BIa; GB6566-2010 Limit of radionuclides in buliding materials.
1) Water Absorption,
    Test result : 0.05%. Porcelain tile.
2) Size for 600*600mm Glazed tile, thickness =9.8mm,
    Technical requirements: Breaking strength, when the thickness ≥7.5mm, the mean value shall not be lass than 1300N.
3) Surface flatness:
    Technical requirements: Edge curvature, ±0.5%, Maximum±2.0 (Text result=±0.11%,±0.02mm)
                                          Warpage, ±0.5%,Maximum±2.0 (Text result=±0.21%,±0.03mm)
                                          Center curvature, ±0.5%,Maximum±2.0 (Text result=±0.3%,±0.25mm).