subject: Yixing Pottery Ceramic Non-toxic, But Experts Say There Is No Health Effect [print this page] The afternoon of June 7, Chaozhou Chaozhou ceramic industry BAUER Hotel Association held a press conference. China Building Sanitary Ceramics Association, the Deputy Secretary-General Dr. Yin Hong, Chaozhou Ceramics Industry Association senior consultant Huang Zhenhao, Guangdong Province, Chen Ceramic vocational school principals and other experts in the history of the people attending the conference, for the most recent hot "purple clay pottery" event, that purple clay pottery itself not toxic, but did not maintain good health, some of the media and before the manufacturers promote the health benefits that are suspected of exaggeration.
In late May, CCTV "Weekly Quality Report" said that many of the market selling purple sand pot in the process of adding iron powders, such as chemical manganese dioxide pigment, causing major media rushing to report, resulting in the country " On the purple discoloration. " Huang Zhenhao engineers at the meeting said the CCTV before and after the report has not Chaozhou ceramics industry associations to understand the relevant circumstances, would lead to misunderstanding, resulting in consumers purple panic. In the ceramic products are fired at high temperatures, and joined the chemical raw materials, these materials together with other minerals have been fired after the high temperature to form a crystalline material (ceramic), the chemical stability of this crystal well, it is difficult Food in the acid or alkaline corrosion. Since ancient times, and never heard of purple clay pottery examples of harm to human health and the real. However, the purple does not maintain good health, some of the media and before the manufacturers promote the health benefits really are suspected of exaggeration.
In the prior Chaozhou quality supervision departments will terracotta pot on suspicion of semi-finished fake "purple clay liner" charges and seized Chao King Air, the source believed the two ceramics enterprises, and to investigate. Chaozhou Ceramic Industry Association, the responsible person, said at a news conference, Chaozhou quality supervision departments in the CCTV coverage for the first time after the investigation on suspicion of suspected fake products seized is correct. But Chaozhou ceramics industry associations gathered experts believed, according to the source Chaoan Ceramics Co., Ltd. to detect the production of purple casseroles. Test results show that the source of the letter to the State Ceramics Co., Ltd. GB/T10816-2008 "Yixing pottery" in the provisions required for the purple, it should be reopened in accordance with procedures.
In the "GB/T10816-2008 Yixing pottery" standard in the definition of the scope of the standard as follows: "for the fine texture, high iron content of the special clay made of red brown coloration to the main firmer The permeability of good unglazed Yixing pottery. " Summing GB above, purple as the main performance characteristics: fine texture, iron content higher, firmer and not glazing. This also means unique Yixing Purple Clay minerals are not, as long as the production of other parts of the purple to "GB/T10816-2008 Yixing pottery" is part Yixing pottery, without regard to material content of raw materials in the amount of purple clay.
