Ceramic Tile 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.

Ceramic tile water absorption rate. 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. Absorbent value less than 0 5 e g. Absorbent value between 0 5 3 e g. The water absorption rate is directly related with the suitability of the various types of tile for interior or exterior applications.

Rustic tile glass mosaics resin mosaic. Non vitreous meaning it can absorb more than 7 water. Ceramic will absorb the moisture like a sponge but will only bead up on porcelain. Semi vitreous meaning it can absorb between 3 and 7 water.

Wet areas such as a shower or steam room should have porcelain tiles. However making the right choice requires finding out about their variouscharacteristics. Then it is weighed again. Vitreous meaning it can absorb only 0 5 water.

For instance what about their water absorption rate. A tile s water absorption rating helps you determine if the tile is suitable for installation in your room. Ceramic tile may be classified as having one of several different water absorption rates. If you take the 2 tiles flip upside down and sprinkle water on them.

Homogeneous tile granite tile. Ceramic tile that is fire glazed is 100 perfect for indoor floor use. 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. The rating is calculated based on how much water the tile absorbs in relation to its weight.

Tiles can be differentiated according to their water absorption into 3 types as follow. Whenit comes to deciding on the ceramic tile for our floors and walls the storealways has a wide selection to choose from. Water absorption w a a tile s rate of water absorption. Ceramic tiles label information label categories page 1 of 2.

Umbrella shielding rain nonvitreous. Absorbent value more than 3 e g. Weight of water absorbed as percentage of tile weight. High absorption more than 7 water absorbed.

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. Not suitable for outdoor use or for rooms.