Ceramic Floor Tile Tolerances

Manufacturing tolerances for ceramic tiles.

Ceramic floor tile tolerances.

For tiles with all edges less than 15 the maximum allowable variation is 1 4 in 10 and no more than 1 16 in 12. Tolerances for modern rectified edge tiles are expected to be extremely tight. Guide to the installation of ceramic tiles on page 53. When a tile is warped but within standards all of the corners cannot be set in the plane of the adjoining tiles.

If the grout joint width is 1 4 or greater then the allowable warpage is 1 16 plus the allowable inherent warpage of the tile. For large format tiles with one. Tolerances when tiles 8 x 8 or larger had been selected. Floor and wall tiling tolerances and standards in accordance with queensland regulations below is some helpful yet brief information about the different standards and tolerances that exist for floor and wall tiling within queensland.

5 4 6 tile finish and joints a when measured with a straightedge the finished surface of the tiling should. However as of 2011 subsurface tolerances for tile installation based on tile unit size have been updated in the tcna handbook. B installation tolerances for tiles after they are installed this is described in as 3958 1 1991 ceramic tiles part 1. There are tolerances for tile lippage.

This information is critical for any new tilers. There are rectified porcelain tiles that are more consistent in size tolerances where they recommend 1 16 inch wide grout joints. Ceramic tiles are generally manufactured to conform to the european agreed standard of which the english language version is bs 6431 or the newer iso dis 10545. Qld standards and tolerances for ceramic and porcelain tiles.

The ansi a108 02 standards say that acceptable lippage for floor tiles with a grout joint width of 1 16 to less than 1 4 is 1 32 plus the allowable inherent warpage of the tile. The intent of the standard is to define reasonable lippage from one tile to another. Tile lippage which is were one edge of a tile is higher or lower than the adjacent tile edge is normal to a degree but there are limitations. If your tile has a rectified machine trimmed edge then there is a higher requirement for size control as the joint gaps will be narrow.

Ansi a137 1 specifications for ceramic tile has established allowable tolerances criteria for each type or category of ceramic tile.