Together understand frit frit material classification chemical raw materials and sub-types of mineral raw materials, chemical raw material requirements for purity of not less than 98%, chemical raw materials commonly used zinc oxide (ZnO) surface glaze, borax (Na2B4O7 · 10H2O), minium (Pb3O4), potassium nitrate (KNO3), calcium carbonate (CaCO3), boric acid (H3BO3), barium carbonate (BaCO3) and so on. Mineral raw materials affected by many factors volatile components, in order to ensure product quality and stability, all the ingredients should be done: a fixed  mines or factories, suppliers, supply of raw materials; two each ingredient should indicate the origin of raw materials, bulk ingredients dates and personnel for examine and analyze product performance when changes; three each batch of raw materials into the plant to conduct laboratory analysis and the necessary physical and chemical test or tests recipes; if conditional, but also for chemical analysis free glaze Hunan , especially trace impurities overglaze Yueyang, it is also very important in the development and production of frit; 4 ingredients at low glaze surface glaze, each ingredient can not exactly the same, if the raw material is subject to change or difference, should be based on incoming quality changes in the existing formula to make appropriate adjustments. ZIBO BOSHAN JINMING COLOR GLAZE FACTORY (Jinming Glaze) was established in 1999, with 16 years experience in the field of ceramic glaze.It is located in Zibo City, Shandong Province.which is known for being the hometown of porcelain and colored glaze in china .Here is not only near from Qingdao Port but also we can got a mass of materials in the locality so that we have absoultly competition advantage in the market. surface enamel surface glaze Yueyang _ _ Zibo Boshan Jinming color glaze factory by Zibo Bo Ming Gold color glaze factory provided. Zibo Boshan colored glaze factory Jinming (www.jinmingzhiyou.com) strong, credible, Shandong Zibo ceramic industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Zibo Boshan Jinming color glaze factory and you hand into the brilliant, for a better future!