Together understand frit frit material classification chemical raw materials and sub-types of the crystal surface enamel mineral raw materials, chemical raw material requirements for purity of not less than 98%, chemical raw materials commonly used zinc oxide (ZnO), borax (Na2B4O7 · 10H2O) , red lead (Pb3O4) free glaze Hunan, 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 the performance changes when the article is traced and analyzed; 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, especially trace impurities, it is also very important in the development and production of frit; 4 at the ingredients, each ingredient can not exactly low surface enamel glaze, if the raw material is subject to change or difference, should vary according to the quality of incoming make appropriate adjustments to the existing formula. Zibo Boshan Jinming color glaze factory located at Economic Development Zone in Zichuan District, is proud of one of the largest glaze manufactures in Shandong area Products cover the following:. Transparent frit, opaque frit, crystal matt frit, all kinds of raw frits .The products are used for various of ceramics of building, household and architecture, etc.Seeking for quality in primacy surface glaze, oriented by market demands, development of product advancement, infrastructure of stable product performance, we offer the best service to customers. To research and study new products are the promise that we offer to customers.After-sale service, advanced technique and duly support are our management promise and guarantee to customers. surface enamel glaze _ low Zibo Boshan colored glaze factory Jinming (Certified ) _ surface glaze by Zibo Boshan Jinming color glaze factory. Zibo Boshan colored glaze factory Jinming (www.jinmingzhiyou.com) Shandong Zibo, ceramics leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Zibo Boshan Jinming color glaze plant leadership with the staff warmly welcome all inquiries negotiations to create Zibo Boshan colored glaze factory Jinming a better future.