DELDA (TIAN JIN) IMPORT&EXPORT CO., LTD is a manufacturer and trader specialized in the research, development and production of a series of export products. We are in production of Graphite electrodes (35,000MT per Year), Carbon Additive including Gas Calcined Anthracite, Graphitized Petroleum Coke and Calcined Petroleum Coke (50,000MT per Year), Calcium Aluminate (30,000MT per Year), Silicon Metal (2,000MT per Year) Silicon Carbide (3,000MT per Year). In addition, our manufactories produce Sili

主要产品/业务: 增碳剂，煅烧无烟煤，石墨化石油焦，煅烧石油焦，碳化硅，金属硅，石墨电极等。