Homogeneous tiles are created with only one type of clay. Homogeneous porcelain tiles will be composed purely of porcelain clays. This means that the tile color and the composition of the tile will be consistent all throughout the product.
Since it’s composed of only one type of clay, the structure of the tile will be denser and even. It also undergoes a slightly different manufacturing process in order to further enhance its density, hardness, and imperviousness to liquids.