ivory 99% aluminum oxide ceramic machining bar block  

ivory 99% aluminum oxide ceramic machining bar block Reputation depends on quality,  quality comes from Hard! Alumina Ceramics: Alumina ceramics requires the addition of bisphenol A in the manufacture of polycarbonate, and bisphenol A as a chemical raw material has been officially recognized as a toxic substance by the Canadian Federal Government on April 18, 2008, and it is strictly prohibited to add it to food packaging. Therefore, the safety of polycarbonate is a concern. The EU believes that baby bottles containing bisphenol A can induce precocious puberty. From March 2, 2011, baby bottles containing the production chemical bisphenol A (BPA) are prohibited. The Ministry of Health and other departments of China issued an announcement stating that the import and sale of polycarbonate infant milk bottles and other infant milk bottles containing bisphenol A are prohibited from September 1, 2011, and the manufacturer or importer is responsible for the recall. Stor…