Ceramic Tile Water Absorption Rate

The water absorption rate is directly related with the suitability of the various types of tile for interior or exterior applications.

Ceramic tile water absorption rate.

High absorption more than 7 water absorbed. Not suitable for outdoor use or for rooms. Ceramic will absorb the moisture like a sponge but will only bead up on porcelain. Ceramic tile may be classified as having one of several different water absorption rates.

Umbrella shielding rain nonvitreous. Ceramic tiles label information label categories page 1 of 2. Absorbent value less than 0 5 e g. Ceramic tile water absorption rates and tips.

Absorbent value between 0 5 3 e g. Testing for water absorption determines the apparent porosity and relative density as a means to classify ceramic tiles according to the international standard iso13006 10545 98. The rating is calculated based on how much water the tile absorbs in relation to its weight. Rustic tile glass mosaics resin mosaic.

Then it is weighed again. Ceramic tile that is fire glazed is 100 perfect for indoor floor use. For instance what about their water absorption rate. For exterior applications the selected tiles must have a very low water absorption rate as close to an impervious rating as possible especially in climates subjected to rainfall freezing and thawing cycles.

Weight of water absorbed as percentage of tile weight. Water absorption w a a tile s rate of water absorption. Absorbent value more than 3 e g. According to china s national standards for testing tiles tiles according to the different water absorption divided into porcelain brick water absorption e 0 5 fine stoneware tile water absorption 3 e 6 stoneware brick water absorption 6 e 10 ceramic brick water absorption of 10 or more and so on.

A tile s water absorption rating helps you determine if the tile is suitable for installation in your room. If you take the 2 tiles flip upside down and sprinkle water on them. Homogeneous tile granite tile. A low water absorption rate also enables a tile to resist food or beverage stains.

Porcelain tile has a water absorption rate of 0 5 percent or lower as defined by the american society for testing and materials astm section c373. However making the right choice requires finding out about their variouscharacteristics. Tiles can be differentiated according to their water absorption into 3 types as follow. Non vitreous meaning it can absorb more than 7 water.

Vitreous meaning it can absorb only 0 5 water. To test this the fired tile is first weighed then it is boiled for five hours and left to sit in water for 24 hours.