Frequently Asked Questions

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Acid-resistant industrial tiles produced by Eram Chehel Sotoun Tile Company are resistant to various chemical substances (with the exception of hydrofluoric acid and its derivatives).

Acid-resistant industrial tiles produced by Eram Chehel Sotoun Tile Company, with high mechanical and chemical resistance, resistance to acids, resistance to staining, high abrasion resistance, and very low water absorption, are suitable for use in environments exposed to acids (with the exception of hydrofluoric acid) and heavy loads.

Industrial tiles produced by Eram Chehel Sotoun Tile Company are suitable for use in environments exposed to acids and alkaline substances (with the exception of hydrofluoric acid) and heavy loads. They are also suitable for environments that require continuous washing with acidic or alkaline detergents. Acid-resistant industrial tiles produced by Eram Chehel Sotoun Tile Company are used in food, dairy, pharmaceutical, packaging, oil, gas, and petrochemical industries, battery rooms, laboratories, acid pools, and more. These tiles hold the Iranian standards Nos. 25 and 3051, as well as ISO 9001, ISO 13006, EN 14411, and CE European standard.

At Eram Chehel Sotoun Tile Company, industrial tiles are produced in two general types: acid-resistant and alkali-resistant tiles.

Yes, different glazes are used in the tile production process, and these glazes exhibit different behaviors regarding abrasion and slipperiness. At Eram Chehel Sotoun Tile Company, most products are made from glazes with high resistance to abrasion. Also, to prevent slipperiness, various types of glazes are used, resulting in diverse products.

Eram Chehel Sotoun Tile Company, at considerable expense, has always endeavored to minimize any potential damage to the environment during the tile production process.

Yes, all products of this company are porcelain (with water absorption below 0.5%) and, by adhering to correct installation principles in subfloor preparation and grouting, are resistant to frost.

Yes. Ceramic tiles produced by Eram Chehel Sotoun Tile Company comply with ISO 10545-13 standard, being resistant to household detergents, acids, and bases. Furthermore, the industrial tiles produced by Eram Chehel Sotoun Tile Company are also resistant to industrial chemicals (except hydrofluoric acid and its derivatives) according to the ISIRI 3051 standard.

Yes, tiles with high water absorption are not suitable for all applications, and their use is limited only to indoor environments (floor and wall). In contrast, porcelain tiles (with water absorption less than 0.5%) are suitable for all applications, including external (floor and wall) and internal environments, and both hot and cold regions. Eram Chehel Sotoun Tile Company produces all its products with water absorption less than 0.5%, or in other words, as porcelain, meeting customer needs for all indoor and outdoor applications.

Raise your complaint about the purchased product with the sales agent from whom you bought the tile, so that it can be forwarded to Eram Chehel Sotoun Tile Company, and after review, the result will be communicated to you.

No, it is better to use joints for the following three reasons: 1. Since there may be slight differences in dimensions between tiles, especially non-rectified tiles, the use of joints helps prevent potential installation issues. 2. The use of joints increases the installation strength. 3. When grouting is not done, water or contaminants can seep between the tiles and beneath them, which, in addition to damaging the tiles over time, causes contamination or unpleasant odors in the environment.

No, today with the progress made in using pigments in tile adhesives, different color tonalities can be used in grouting, which depends on the designer's and customer's preference.

Generally, the size of the joints, depending on the size of the tiles used and whether they are rectified or not, is recommended to be a minimum of 1.5 mm and a maximum of 10 mm (as a matter of preference). For non-rectified tiles, a minimum joint of 3 mm is recommended.

1. Cutting: The choice of cutting method, the use of quality tools, and the manner of applying gentle pressure and speed during cutting are important. Eram Chehel Sotoun Tile Company recommends using a disc saw with the wet cutting method (with water) for cutting its tiles (porcelain). 2. Drilling: The type of tool, the size of the hole's diameter, and the base on which the drilling is performed are important. For drilling ceramic tiles, a hole saw (along with water during cutting) should be used, and if a hole saw is unavailable, specialized diamond drill bits must be used, avoiding common metal drill bits. It is also essential that the tiles are placed on non-elastic bases without any cavities, and water is used during drilling.

No, this should generally not be done. Given that color differences between tiles negatively affect the appearance of any tiled surface, the use of tiles with different nuances is not recommended at all. Before installing tiles in a specific and integrated area, attention must be paid to the uniformity of their nuance (color shade), which at Eram Chehel Sotoun Tile Company is usually indicated by English letters on the carton and at the end of the 13-digit product code on the sales invoice.

Uniformity in the nuance (color shade) and caliber (size) of products will prevent color and size differences between the tiles.

Yes, if we adhere to a few points such as uniform tile thickness, using appropriate grouting, and considering the proportion of tile dimensions to each other, we can use different sized tiles on one surface.

Yes, for this purpose, while ensuring the underlying tiles are secure, the surface of the old tiles must be cleaned, and then a primer coat should be applied. Following the installation instructions of Eram Chehel Sotoun Tile Company and the recommendations of the primer and tile adhesive manufacturers, the new tiles can be installed over the old surface.

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